-3a-30=-2a-20

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Solution for -3a-30=-2a-20 equation:


Simplifying
-3a + -30 = -2a + -20

Reorder the terms:
-30 + -3a = -2a + -20

Reorder the terms:
-30 + -3a = -20 + -2a

Solving
-30 + -3a = -20 + -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.
-30 + -3a + 2a = -20 + -2a + 2a

Combine like terms: -3a + 2a = -1a
-30 + -1a = -20 + -2a + 2a

Combine like terms: -2a + 2a = 0
-30 + -1a = -20 + 0
-30 + -1a = -20

Add '30' to each side of the equation.
-30 + 30 + -1a = -20 + 30

Combine like terms: -30 + 30 = 0
0 + -1a = -20 + 30
-1a = -20 + 30

Combine like terms: -20 + 30 = 10
-1a = 10

Divide each side by '-1'.
a = -10

Simplifying
a = -10

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