7(a-1)=5-2a

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Solution for 7(a-1)=5-2a equation:


Simplifying
7(a + -1) = 5 + -2a

Reorder the terms:
7(-1 + a) = 5 + -2a
(-1 * 7 + a * 7) = 5 + -2a
(-7 + 7a) = 5 + -2a

Solving
-7 + 7a = 5 + -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.
-7 + 7a + 2a = 5 + -2a + 2a

Combine like terms: 7a + 2a = 9a
-7 + 9a = 5 + -2a + 2a

Combine like terms: -2a + 2a = 0
-7 + 9a = 5 + 0
-7 + 9a = 5

Add '7' to each side of the equation.
-7 + 7 + 9a = 5 + 7

Combine like terms: -7 + 7 = 0
0 + 9a = 5 + 7
9a = 5 + 7

Combine like terms: 5 + 7 = 12
9a = 12

Divide each side by '9'.
a = 1.333333333

Simplifying
a = 1.333333333

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