Question

Resolva as equações abaixo
A)x+10=15
B)4x+10=x+25
C)8×-8=5×+32

Answer 1

A) x= 15-10

x= 5.

B) 4x -x = 25 -10

x = 15/3

x= 5.

C) 8x -5x = 32 -8

x = 24/3

x= 8.

Answer 2

a)x+10=15

×=15-10

×=5
-----------------------
b)4×+10=×+25

4×-×=25-10

3×=15

×=15÷3

×=5
------------------------
c)8×-8=5×+32

8×-5×=32+8

3×=40

×=

$\frac{40}{3}$