40=-10a

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Solution for 40=-10a equation:


Simplifying
40 = -10a

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

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

Add '-40' to each side of the equation.
40 + -40 + 10a = 0 + -40

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

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

Divide each side by '10'.
a = -4

Simplifying
a = -4

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