5(x+8)+3(x+1)=99

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Solution for 5(x+8)+3(x+1)=99 equation:


Simplifying
5(x + 8) + 3(x + 1) = 99

Reorder the terms:
5(8 + x) + 3(x + 1) = 99
(8 * 5 + x * 5) + 3(x + 1) = 99
(40 + 5x) + 3(x + 1) = 99

Reorder the terms:
40 + 5x + 3(1 + x) = 99
40 + 5x + (1 * 3 + x * 3) = 99
40 + 5x + (3 + 3x) = 99

Reorder the terms:
40 + 3 + 5x + 3x = 99

Combine like terms: 40 + 3 = 43
43 + 5x + 3x = 99

Combine like terms: 5x + 3x = 8x
43 + 8x = 99

Solving
43 + 8x = 99

Solving for variable 'x'.

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

Add '-43' to each side of the equation.
43 + -43 + 8x = 99 + -43

Combine like terms: 43 + -43 = 0
0 + 8x = 99 + -43
8x = 99 + -43

Combine like terms: 99 + -43 = 56
8x = 56

Divide each side by '8'.
x = 7

Simplifying
x = 7

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