alfonsogranielcarril alfonsogranielcarril

21-08-2020
Mathematics

contestada

simplify- 13= 7x + 4 - 4x simplify- b - 6 + 6b = 27 simplify- 5(5x - 2) = 65 URGENT please answer i will give brainliest

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wukimberley98 wukimberley98

21-08-2020

Step-by-step explanation:

1: - 13= 7x + 4 - 4x

Isolate variables.

- 13= 7x + 4 - 4x

-13 = 3x + 4

-3x = 13+4

-3x = 17

x = -17/3

2: - b - 6 + 6b = 27

5b - 6 = 27

5b = 33

b = 33/5

3: - 5(5x - 2) = 65

-25x + 10 = 65

-25x = 55

x = -55/25

x = -11/5

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