Question

Resolva as equações.

A) 20x-4=5x

B)40x-8x+36

C)5(1-x)-2x+1=-3(2+x)

Answer 1

A-
$- 4 = - 20x5x \\ - 4 = 15x \\ x = \frac{15}{4 } \\ x = 3.75$
B-
$40x - 8x = 32x + 36 \\ x = \frac{36}{32 } \\ x = 1.125$
C-