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

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Solution for 10a-4*3=9a+4*7 equation:


Simplifying
10a + -4 * 3 = 9a + 4 * 7

Multiply -4 * 3
10a + -12 = 9a + 4 * 7

Reorder the terms:
-12 + 10a = 9a + 4 * 7

Multiply 4 * 7
-12 + 10a = 9a + 28

Reorder the terms:
-12 + 10a = 28 + 9a

Solving
-12 + 10a = 28 + 9a

Solving for variable 'a'.

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

Add '-9a' to each side of the equation.
-12 + 10a + -9a = 28 + 9a + -9a

Combine like terms: 10a + -9a = 1a
-12 + 1a = 28 + 9a + -9a

Combine like terms: 9a + -9a = 0
-12 + 1a = 28 + 0
-12 + 1a = 28

Add '12' to each side of the equation.
-12 + 12 + 1a = 28 + 12

Combine like terms: -12 + 12 = 0
0 + 1a = 28 + 12
1a = 28 + 12

Combine like terms: 28 + 12 = 40
1a = 40

Divide each side by '1'.
a = 40

Simplifying
a = 40

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