10(3-7a)=2-12(1+5a)

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Solution for 10(3-7a)=2-12(1+5a) equation:


Simplifying
10(3 + -7a) = 2 + -12(1 + 5a)
(3 * 10 + -7a * 10) = 2 + -12(1 + 5a)
(30 + -70a) = 2 + -12(1 + 5a)
30 + -70a = 2 + (1 * -12 + 5a * -12)
30 + -70a = 2 + (-12 + -60a)

Combine like terms: 2 + -12 = -10
30 + -70a = -10 + -60a

Solving
30 + -70a = -10 + -60a

Solving for variable 'a'.

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

Add '60a' to each side of the equation.
30 + -70a + 60a = -10 + -60a + 60a

Combine like terms: -70a + 60a = -10a
30 + -10a = -10 + -60a + 60a

Combine like terms: -60a + 60a = 0
30 + -10a = -10 + 0
30 + -10a = -10

Add '-30' to each side of the equation.
30 + -30 + -10a = -10 + -30

Combine like terms: 30 + -30 = 0
0 + -10a = -10 + -30
-10a = -10 + -30

Combine like terms: -10 + -30 = -40
-10a = -40

Divide each side by '-10'.
a = 4

Simplifying
a = 4

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