-10-3a=7(4a+3)

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Solution for -10-3a=7(4a+3) equation:


Simplifying
-10 + -3a = 7(4a + 3)

Reorder the terms:
-10 + -3a = 7(3 + 4a)
-10 + -3a = (3 * 7 + 4a * 7)
-10 + -3a = (21 + 28a)

Solving
-10 + -3a = 21 + 28a

Solving for variable 'a'.

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

Add '-28a' to each side of the equation.
-10 + -3a + -28a = 21 + 28a + -28a

Combine like terms: -3a + -28a = -31a
-10 + -31a = 21 + 28a + -28a

Combine like terms: 28a + -28a = 0
-10 + -31a = 21 + 0
-10 + -31a = 21

Add '10' to each side of the equation.
-10 + 10 + -31a = 21 + 10

Combine like terms: -10 + 10 = 0
0 + -31a = 21 + 10
-31a = 21 + 10

Combine like terms: 21 + 10 = 31
-31a = 31

Divide each side by '-31'.
a = -1

Simplifying
a = -1

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