On the function y = KX + B (k, B are not equal to 0 constant), the following statement is correct () A. Y is proportional to X. B. y is proportional to KX. C. y is proportional to x + B. D. y-b is proportional to X

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• 1. Given the first-order function y = KX + B, when 0 ≤ x ≤ 2, the value range of the corresponding function value y is - 4 ≤ y ≤ 8, then the value of KB is______ ．
• 2. The inverse scale function y = - 2 / x, when x is greater than 2, the value range of Y is --- when x is less than or equal to 2, the value range of Y is --- when 1 is less than or equal to X
• 3. Bivariate linear equation: X / 3-y / 4 = x / 2 + Y / 3-10 = 3 (with process) There is another problem: when solving the equations {ax + by = 26, the correct solution is {x = 4) cx+y=6 y=-2 Because Xiao Ming wrongly wrote C, the solution is {x = 7} y=3 The correct values of Qiu a, B, C When {ax + by = 26 CX + y = 6, {x = 4, y = - 2 And the above question!
• 4. In the bivariate linear equation x + 6y-4 = 0, when x is equal to 4, how much is y; when y = - 1, how much is x?
• 5. Solving X-Y = 500 and X + 15 ‰ X - [Y-10 ‰ y] = 950 by the method of adding, subtracting and eliminating elements of binary linear equations
• 6. 1. The equation (2x + 1) - (y + 3) = x + y is transformed into a formula containing x to express y, and the corresponding values of Y are obtained when x = - 2,0.1, two fifths respectively 2. Write a group of integer solutions, a group of negative integer solutions and a group of positive integer solutions of the quadratic equation 4x-3y = 15 (add 20 points to the formula)
• 7. A piece of iron wire is m decimeter long. It is used to form a square and a circle. The square area is () A. 1 / 2 B.2 times C. π / 4 D.4 π times
• 8. Binary linear equations 2x-5y plus 3 equals 0ax-y = 7
• 9. The solution is 0.5 out of 6
• 10. Solution ratio: 1 / 2: 1 / 4: X
• 11. When - 3 ≤ x ≤ 1, the corresponding value of Y is 1 ≤ y ≤ 9, then the value of KB is 1______ ．
• 12. The first-order function y = KX + B, when x = 4, y = 9; when x = 6, y = 3, what is k What is the value of y when x = 1
• 13. The straight line y = KX + B is parallel to the straight line y = - 2 / 3 * x + 5, and the function expression of the straight line can be obtained by passing through the point a (0, - 3) (1); (2) the straight line can be generated by the straight line The straight line y = KX + B is parallel to the straight line y = - 3 / 2 * x + 5 and passes through point a (0, - 3) (1) Find the function expression of the line; (2) How to translate the line y = - 2 / 3 * x + 5?
• 14. Determine the analytic formula of the function y = KX + B. y is proportional to x, x = 5, y = 6
• 15. When k is equal to, y = kx-x is a linear function?
• 16. If the image of the linear function y = KX + B passes through the point (2,3), y increases by three units every time x increases by one unit, then the analytic formula is
• 17. If in the linear function y = KX + B, when x = 2, y = 3, every time x increases by one unit, the corresponding function value y increases by three units, the analytic expression of this linear function is
• 18. If the image of a linear function y = KX + B is parallel to the straight line y = half x-3 and passes through the point (2, - 1), then what is the analytic expression of the linear function? If the image of the first-order function y = KX + B is parallel to the straight line y = half x-3 and passes through the point (2, - 1), then the analytic expression of the first-order function is_____ ?
• 19. It is known that the image of linear function y = KX + B passes (- 1, - 5) and intersects with the image of positive scale function y = half x at point (2, a) (1) Try to find the value of a and the analytic expression of the first-order function y = KX (2) Find the area of the triangle formed by the image of these two functions and the x-axis
• 20. It is known that x multiplied by one-half equals y multiplied by one-third, then y and X are proportional, and X: y = (): () Such as the title