Question

Options1. is -2, -1, 2, 52. is subtract 25/2, add 25/2, subtract 25/4, add 25/4 and the second box is the same thing.6. is -5/2, -11/2, 5/2, 11/2.

Answer 1

Given the equation:

$7=-2x^2+10x$

Step 1: Factor -2 out of the variable terms

$7=-2(x^2-5x)$

Step 2: Divide both sides by -2.

$\frac{7}{-2}=x^2-5x$