2(a-10)=7a

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


Simplifying
2(a + -10) = 7a

Reorder the terms:
2(-10 + a) = 7a
(-10 * 2 + a * 2) = 7a
(-20 + 2a) = 7a

Solving
-20 + 2a = 7a

Solving for variable 'a'.

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

Add '-7a' to each side of the equation.
-20 + 2a + -7a = 7a + -7a

Combine like terms: 2a + -7a = -5a
-20 + -5a = 7a + -7a

Combine like terms: 7a + -7a = 0
-20 + -5a = 0

Add '20' to each side of the equation.
-20 + 20 + -5a = 0 + 20

Combine like terms: -20 + 20 = 0
0 + -5a = 0 + 20
-5a = 0 + 20

Combine like terms: 0 + 20 = 20
-5a = 20

Divide each side by '-5'.
a = -4

Simplifying
a = -4

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