3a+10=2a+7

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Solution for 3a+10=2a+7 equation:


Simplifying
3a + 10 = 2a + 7

Reorder the terms:
10 + 3a = 2a + 7

Reorder the terms:
10 + 3a = 7 + 2a

Solving
10 + 3a = 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.
10 + 3a + -2a = 7 + 2a + -2a

Combine like terms: 3a + -2a = 1a
10 + 1a = 7 + 2a + -2a

Combine like terms: 2a + -2a = 0
10 + 1a = 7 + 0
10 + 1a = 7

Add '-10' to each side of the equation.
10 + -10 + 1a = 7 + -10

Combine like terms: 10 + -10 = 0
0 + 1a = 7 + -10
1a = 7 + -10

Combine like terms: 7 + -10 = -3
1a = -3

Divide each side by '1'.
a = -3

Simplifying
a = -3

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