Question

A) 8×-5×-2=0
B)7×2-8×+3=0

Answer 1

A)8x-5x-2=0
3x-2=0
3x=2
x=2/3

B)7×2-8x+3=0
14-8x+3=0
17-8x=0
-8x=-17(-1)
8x=17
x=17/8

Answer 2

A)

$8x-5x-2=0$
$3x-2=0$
$3x=2$
$x=\frac{2}{3}$
$\boxed{x=0.666...}$


B)

$7*2-8x+3=0$
$14-8x+3=0$
$-8x+17=0$
$8x=17$
$x=\frac{17}{8}$
$\boxed{x=2.125}$