3-2a=2a-7

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Solution for 3-2a=2a-7 equation:


Simplifying
3 + -2a = 2a + -7

Reorder the terms:
3 + -2a = -7 + 2a

Solving
3 + -2a = -7 + 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.
3 + -2a + -2a = -7 + 2a + -2a

Combine like terms: -2a + -2a = -4a
3 + -4a = -7 + 2a + -2a

Combine like terms: 2a + -2a = 0
3 + -4a = -7 + 0
3 + -4a = -7

Add '-3' to each side of the equation.
3 + -3 + -4a = -7 + -3

Combine like terms: 3 + -3 = 0
0 + -4a = -7 + -3
-4a = -7 + -3

Combine like terms: -7 + -3 = -10
-4a = -10

Divide each side by '-4'.
a = 2.5

Simplifying
a = 2.5

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