2(3a+5)=2(a-15)

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Solution for 2(3a+5)=2(a-15) equation:


Simplifying
2(3a + 5) = 2(a + -15)

Reorder the terms:
2(5 + 3a) = 2(a + -15)
(5 * 2 + 3a * 2) = 2(a + -15)
(10 + 6a) = 2(a + -15)

Reorder the terms:
10 + 6a = 2(-15 + a)
10 + 6a = (-15 * 2 + a * 2)
10 + 6a = (-30 + 2a)

Solving
10 + 6a = -30 + 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.
10 + 6a + -2a = -30 + 2a + -2a

Combine like terms: 6a + -2a = 4a
10 + 4a = -30 + 2a + -2a

Combine like terms: 2a + -2a = 0
10 + 4a = -30 + 0
10 + 4a = -30

Add '-10' to each side of the equation.
10 + -10 + 4a = -30 + -10

Combine like terms: 10 + -10 = 0
0 + 4a = -30 + -10
4a = -30 + -10

Combine like terms: -30 + -10 = -40
4a = -40

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

Simplifying
a = -10

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