2(a+5)=4a+7

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Solution for 2(a+5)=4a+7 equation:


Simplifying
2(a + 5) = 4a + 7

Reorder the terms:
2(5 + a) = 4a + 7
(5 * 2 + a * 2) = 4a + 7
(10 + 2a) = 4a + 7

Reorder the terms:
10 + 2a = 7 + 4a

Solving
10 + 2a = 7 + 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.
10 + 2a + -4a = 7 + 4a + -4a

Combine like terms: 2a + -4a = -2a
10 + -2a = 7 + 4a + -4a

Combine like terms: 4a + -4a = 0
10 + -2a = 7 + 0
10 + -2a = 7

Add '-10' to each side of the equation.
10 + -10 + -2a = 7 + -10

Combine like terms: 10 + -10 = 0
0 + -2a = 7 + -10
-2a = 7 + -10

Combine like terms: 7 + -10 = -3
-2a = -3

Divide each side by '-2'.
a = 1.5

Simplifying
a = 1.5

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