70-(2+5)=3x

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Solution for 70-(2+5)=3x equation:


Simplifying
70 + -1(2 + 5) = 3x

Combine like terms: 2 + 5 = 7
70 + -1(7) = 3x

Multiply -1 * 7
70 + -7 = 3x

Combine like terms: 70 + -7 = 63
63 = 3x

Solving
63 = 3x

Solving for variable 'x'.

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

Add '-3x' to each side of the equation.
63 + -3x = 3x + -3x

Combine like terms: 3x + -3x = 0
63 + -3x = 0

Add '-63' to each side of the equation.
63 + -63 + -3x = 0 + -63

Combine like terms: 63 + -63 = 0
0 + -3x = 0 + -63
-3x = 0 + -63

Combine like terms: 0 + -63 = -63
-3x = -63

Divide each side by '-3'.
x = 21

Simplifying
x = 21

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