a+40=2a-10

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Solution for a+40=2a-10 equation:


Simplifying
a + 40 = 2a + -10

Reorder the terms:
40 + a = 2a + -10

Reorder the terms:
40 + a = -10 + 2a

Solving
40 + a = -10 + 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.
40 + a + -2a = -10 + 2a + -2a

Combine like terms: a + -2a = -1a
40 + -1a = -10 + 2a + -2a

Combine like terms: 2a + -2a = 0
40 + -1a = -10 + 0
40 + -1a = -10

Add '-40' to each side of the equation.
40 + -40 + -1a = -10 + -40

Combine like terms: 40 + -40 = 0
0 + -1a = -10 + -40
-1a = -10 + -40

Combine like terms: -10 + -40 = -50
-1a = -50

Divide each side by '-1'.
a = 50

Simplifying
a = 50

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