4(9+1)=a

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Solution for 4(9+1)=a equation:


Simplifying
4(9 + 1) = a

Combine like terms: 9 + 1 = 10
4(10) = a

Multiply 4 * 10
40 = a

Solving
40 = a

Solving for variable 'a'.

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

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

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

Add '-40' to each side of the equation.
40 + -40 + -1a = 0 + -40

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

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

Divide each side by '-1'.
a = 40

Simplifying
a = 40

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