7(a-10)=2a

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Solution for 7(a-10)=2a equation:


Simplifying
7(a + -10) = 2a

Reorder the terms:
7(-10 + a) = 2a
(-10 * 7 + a * 7) = 2a
(-70 + 7a) = 2a

Solving
-70 + 7a = 2a

Solving for variable 'a'.

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

Add '-2a' to each side of the equation.
-70 + 7a + -2a = 2a + -2a

Combine like terms: 7a + -2a = 5a
-70 + 5a = 2a + -2a

Combine like terms: 2a + -2a = 0
-70 + 5a = 0

Add '70' to each side of the equation.
-70 + 70 + 5a = 0 + 70

Combine like terms: -70 + 70 = 0
0 + 5a = 0 + 70
5a = 0 + 70

Combine like terms: 0 + 70 = 70
5a = 70

Divide each side by '5'.
a = 14

Simplifying
a = 14

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