8. 7 + x = 14 to solve the equation
7+X=14
x=14-7
x=7
RELATED INFORMATIONS
- 1. How to solve the equation 50 + x = 3x
- 2. If there are only three positive integer solutions to the inequality 2x-m ≤ 0, then the range of M is?
- 3. Given that point a (- 3,2a-1) and point B (B, - 3) are symmetric with respect to the origin, what is the coordinate of the symmetric point P 'of point P (a, b) with respect to the y-axis?
- 4. K in y = KX + B is the slope. What is the slope
- 5. Simple calculation of 100 * 7.9 + 184 * 2.1 + 84 * 2.9
- 6. When calculating 25 + A, Xiao careless mistakenly regards + as a - sign and gets 17, then the correct answer to 25 + A is ()
- 7. The relationship between the absolute value of a number and the opposite number is expressed in symbolic language Be correct and positive
- 8. Let f (x) = ax & # 178; + BX + C (a > 0), and f (1) = - A / 2 (1) Prove that the function f (x) has two zeros. (2) let X1 and X2 be the two zeros of the function f (x), and find the absolute value range of x1-x2. (3) prove that the function f (x) has at least one zeros in (0,2) Is to find the value range of the absolute value of x1-x2
- 9. The range of function y = x ^ 2-2x + 2, X ∈ [2,7] is
- 10. How to use the inverse function method to find the range of y = CX + D / ax + B (a ≠ 0)
- 11. On the roots of equations and zeros of functions If the square-x-1 = 0 of equation 2aX has exactly one solution in (0,1), then what is the value range of a?
- 12. What is 8 and 3 / 8 minus 3 and 1 / 15
- 13. 1. How to add or subtract 2, 3, 4, 5, 6, 7 to make it equal to 11
- 14. Find the range of the real number m so that the two X1 and X2 of the equation x2-2 (m-1) x + 3m-6 = 0 satisfy the following conditions: X1 > 2, X2 > 2 Find the range of real number m, so that the two X1 and X2 of equation x2-2 (m-1) x + 3m-6 = 0 satisfy the following conditions: X1 > 2, X2 > 2, but the answer given by the teacher is - 1 < m < 2
- 15. The circumference of the rectangle is 24 cm, the ratio of length to width is 2:1, and the area of the rectangle is 2______ .
- 16. How to press dash on computer keyboard
- 17. Simplification before calculation Can do can do
- 18. The diameter of circle a is 10 cm, which is 50% of the diameter of circle B. what is the circumference of circle B Come on, come on
- 19. Given that the generatrix length of the cone is 30, and the center angle of the fan-shaped circle is 120 ° after the side expansion, the bottom radius of the cone is 0______ Detailed explanation
- 20. Use a square whose side length is a centimeter to make a square