8(8+13)=7(7+x)

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Solution for 8(8+13)=7(7+x) equation:


Simplifying
8(8 + 13) = 7(7 + x)

Combine like terms: 8 + 13 = 21
8(21) = 7(7 + x)

Multiply 8 * 21
168 = 7(7 + x)
168 = (7 * 7 + x * 7)
168 = (49 + 7x)

Solving
168 = 49 + 7x

Solving for variable 'x'.

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

Add '-7x' to each side of the equation.
168 + -7x = 49 + 7x + -7x

Combine like terms: 7x + -7x = 0
168 + -7x = 49 + 0
168 + -7x = 49

Add '-168' to each side of the equation.
168 + -168 + -7x = 49 + -168

Combine like terms: 168 + -168 = 0
0 + -7x = 49 + -168
-7x = 49 + -168

Combine like terms: 49 + -168 = -119
-7x = -119

Divide each side by '-7'.
x = 17

Simplifying
x = 17

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