30=7(15+x)

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Solution for 30=7(15+x) equation:


Simplifying
30 = 7(15 + x)
30 = (15 * 7 + x * 7)
30 = (105 + 7x)

Solving
30 = 105 + 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.
30 + -7x = 105 + 7x + -7x

Combine like terms: 7x + -7x = 0
30 + -7x = 105 + 0
30 + -7x = 105

Add '-30' to each side of the equation.
30 + -30 + -7x = 105 + -30

Combine like terms: 30 + -30 = 0
0 + -7x = 105 + -30
-7x = 105 + -30

Combine like terms: 105 + -30 = 75
-7x = 75

Divide each side by '-7'.
x = -10.71428571

Simplifying
x = -10.71428571

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