16a-7(a+1)=4(a-2)

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Solution for 16a-7(a+1)=4(a-2) equation:


Simplifying
16a + -7(a + 1) = 4(a + -2)

Reorder the terms:
16a + -7(1 + a) = 4(a + -2)
16a + (1 * -7 + a * -7) = 4(a + -2)
16a + (-7 + -7a) = 4(a + -2)

Reorder the terms:
-7 + 16a + -7a = 4(a + -2)

Combine like terms: 16a + -7a = 9a
-7 + 9a = 4(a + -2)

Reorder the terms:
-7 + 9a = 4(-2 + a)
-7 + 9a = (-2 * 4 + a * 4)
-7 + 9a = (-8 + 4a)

Solving
-7 + 9a = -8 + 4a

Solving for variable 'a'.

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

Add '-4a' to each side of the equation.
-7 + 9a + -4a = -8 + 4a + -4a

Combine like terms: 9a + -4a = 5a
-7 + 5a = -8 + 4a + -4a

Combine like terms: 4a + -4a = 0
-7 + 5a = -8 + 0
-7 + 5a = -8

Add '7' to each side of the equation.
-7 + 7 + 5a = -8 + 7

Combine like terms: -7 + 7 = 0
0 + 5a = -8 + 7
5a = -8 + 7

Combine like terms: -8 + 7 = -1
5a = -1

Divide each side by '5'.
a = -0.2

Simplifying
a = -0.2

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