Solution equation: 14.5-0.4 (x + 3) = 1.5-0.2 (X-7) It's a test,

Solution equation: 14.5-0.4 (x + 3) = 1.5-0.2 (X-7) It's a test,


14.5-0.4(x+3)=1.5-0.2(x-7)
14.5-0.4x-1.2=1.5-0.2x+1.4
0.2x=10.4
x=52



8. 7 + x = 14 to solve the equation


7+X=14
x=14-7
x=7