3a-28-7a=10a

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Solution for 3a-28-7a=10a equation:


Simplifying
3a + -28 + -7a = 10a

Reorder the terms:
-28 + 3a + -7a = 10a

Combine like terms: 3a + -7a = -4a
-28 + -4a = 10a

Solving
-28 + -4a = 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.
-28 + -4a + -10a = 10a + -10a

Combine like terms: -4a + -10a = -14a
-28 + -14a = 10a + -10a

Combine like terms: 10a + -10a = 0
-28 + -14a = 0

Add '28' to each side of the equation.
-28 + 28 + -14a = 0 + 28

Combine like terms: -28 + 28 = 0
0 + -14a = 0 + 28
-14a = 0 + 28

Combine like terms: 0 + 28 = 28
-14a = 28

Divide each side by '-14'.
a = -2

Simplifying
a = -2

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