70+7(3x)=91

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Solution for 70+7(3x)=91 equation:


Simplifying
70 + 7(3x) = 91

Remove parenthesis around (3x)
70 + 7 * 3x = 91

Multiply 7 * 3
70 + 21x = 91

Solving
70 + 21x = 91

Solving for variable 'x'.

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

Add '-70' to each side of the equation.
70 + -70 + 21x = 91 + -70

Combine like terms: 70 + -70 = 0
0 + 21x = 91 + -70
21x = 91 + -70

Combine like terms: 91 + -70 = 21
21x = 21

Divide each side by '21'.
x = 1

Simplifying
x = 1

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