7(a-10)=-5(a-10)

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Solution for 7(a-10)=-5(a-10) equation:


Simplifying
7(a + -10) = -5(a + -10)

Reorder the terms:
7(-10 + a) = -5(a + -10)
(-10 * 7 + a * 7) = -5(a + -10)
(-70 + 7a) = -5(a + -10)

Reorder the terms:
-70 + 7a = -5(-10 + a)
-70 + 7a = (-10 * -5 + a * -5)
-70 + 7a = (50 + -5a)

Solving
-70 + 7a = 50 + -5a

Solving for variable 'a'.

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

Add '5a' to each side of the equation.
-70 + 7a + 5a = 50 + -5a + 5a

Combine like terms: 7a + 5a = 12a
-70 + 12a = 50 + -5a + 5a

Combine like terms: -5a + 5a = 0
-70 + 12a = 50 + 0
-70 + 12a = 50

Add '70' to each side of the equation.
-70 + 70 + 12a = 50 + 70

Combine like terms: -70 + 70 = 0
0 + 12a = 50 + 70
12a = 50 + 70

Combine like terms: 50 + 70 = 120
12a = 120

Divide each side by '12'.
a = 10

Simplifying
a = 10

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