3a+7=4a+10

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Solution for 3a+7=4a+10 equation:


Simplifying
3a + 7 = 4a + 10

Reorder the terms:
7 + 3a = 4a + 10

Reorder the terms:
7 + 3a = 10 + 4a

Solving
7 + 3a = 10 + 4a

Solving for variable 'a'.

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

Add '-4a' to each side of the equation.
7 + 3a + -4a = 10 + 4a + -4a

Combine like terms: 3a + -4a = -1a
7 + -1a = 10 + 4a + -4a

Combine like terms: 4a + -4a = 0
7 + -1a = 10 + 0
7 + -1a = 10

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

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

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

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

Simplifying
a = -3

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