5(x+7)+4(x+13)=220

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Solution for 5(x+7)+4(x+13)=220 equation:


Simplifying
5(x + 7) + 4(x + 13) = 220

Reorder the terms:
5(7 + x) + 4(x + 13) = 220
(7 * 5 + x * 5) + 4(x + 13) = 220
(35 + 5x) + 4(x + 13) = 220

Reorder the terms:
35 + 5x + 4(13 + x) = 220
35 + 5x + (13 * 4 + x * 4) = 220
35 + 5x + (52 + 4x) = 220

Reorder the terms:
35 + 52 + 5x + 4x = 220

Combine like terms: 35 + 52 = 87
87 + 5x + 4x = 220

Combine like terms: 5x + 4x = 9x
87 + 9x = 220

Solving
87 + 9x = 220

Solving for variable 'x'.

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

Add '-87' to each side of the equation.
87 + -87 + 9x = 220 + -87

Combine like terms: 87 + -87 = 0
0 + 9x = 220 + -87
9x = 220 + -87

Combine like terms: 220 + -87 = 133
9x = 133

Divide each side by '9'.
x = 14.77777778

Simplifying
x = 14.77777778

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