2a-5a-10=7a

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Solution for 2a-5a-10=7a equation:


Simplifying
2a + -5a + -10 = 7a

Reorder the terms:
-10 + 2a + -5a = 7a

Combine like terms: 2a + -5a = -3a
-10 + -3a = 7a

Solving
-10 + -3a = 7a

Solving for variable 'a'.

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

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

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

Combine like terms: 7a + -7a = 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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