Question

porfavooor ayuda pliis

Answer 1

Explicación paso a paso:

1) x + 8 = 15

x = 15 - 8

x = 7

2) 3x + 14 = 4x - 6

14 + 6 = 4x - 3x

20 = x

3) 3x = 7x + 28

-28 = 7x - 3x

-28 = 5x

-5.6 = x

4) x -14 = -10

x = 14 - 10

x = 4

5) 10x + 5 = 55

10x = 50

x = 5

6)

$\frac{x}{4}$

$\frac{x}{3}$