life0is0too0short life0is0too0short

03-06-2021
Mathematics

contestada

I need a fast answer to (4x) + (3x -8) = 90 for vertical angles.

Respuesta :

03-06-2021

Answer:

x = 14

4x = 56

3x - 8 = 34

Step-by-step explanation:

(4x) + (3x -8) = 90

7x + (-8) = 90

7x - 8 = 90

7x (- 8 + 8) = 90 + 8

7x = 98

7x/7 = 98/7

x = 14

4 x 14 = 56

3 x 14 = 42 - 8 = 34

56 + 34 = 90

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