-10=7a+3a

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


Simplifying
-10 = 7a + 3a

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

Solving
-10 = 10a

Solving for variable 'a'.

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

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

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

Add '10' to each side of the equation.
-10 + 10 + -10a = 0 + 10

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

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

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

Simplifying
a = -1

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