9(2-9)+4=10-3a

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Solution for 9(2-9)+4=10-3a equation:


Simplifying
9(2 + -9) + 4 = 10 + -3a

Combine like terms: 2 + -9 = -7
9(-7) + 4 = 10 + -3a

Multiply 9 * -7
-63 + 4 = 10 + -3a

Combine like terms: -63 + 4 = -59
-59 = 10 + -3a

Solving
-59 = 10 + -3a

Solving for variable 'a'.

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

Add '3a' to each side of the equation.
-59 + 3a = 10 + -3a + 3a

Combine like terms: -3a + 3a = 0
-59 + 3a = 10 + 0
-59 + 3a = 10

Add '59' to each side of the equation.
-59 + 59 + 3a = 10 + 59

Combine like terms: -59 + 59 = 0
0 + 3a = 10 + 59
3a = 10 + 59

Combine like terms: 10 + 59 = 69
3a = 69

Divide each side by '3'.
a = 23

Simplifying
a = 23

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