7+(x+4)7+(x+4)=70

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Solution for 7+(x+4)7+(x+4)=70 equation:


Simplifying
7 + (x + 4) * 7 + (x + 4) = 70

Reorder the terms:
7 + (4 + x) * 7 + (x + 4) = 70

Reorder the terms for easier multiplication:
7 + 7(4 + x) + (x + 4) = 70
7 + (4 * 7 + x * 7) + (x + 4) = 70
7 + (28 + 7x) + (x + 4) = 70

Reorder the terms:
7 + 28 + 7x + (4 + x) = 70

Remove parenthesis around (4 + x)
7 + 28 + 7x + 4 + x = 70

Reorder the terms:
7 + 28 + 4 + 7x + x = 70

Combine like terms: 7 + 28 = 35
35 + 4 + 7x + x = 70

Combine like terms: 35 + 4 = 39
39 + 7x + x = 70

Combine like terms: 7x + x = 8x
39 + 8x = 70

Solving
39 + 8x = 70

Solving for variable 'x'.

Move all terms containing x to the left, all other terms to the right.

Add '-39' to each side of the equation.
39 + -39 + 8x = 70 + -39

Combine like terms: 39 + -39 = 0
0 + 8x = 70 + -39
8x = 70 + -39

Combine like terms: 70 + -39 = 31
8x = 31

Divide each side by '8'.
x = 3.875

Simplifying
x = 3.875

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