What is the answer to 2(a+4)=2a-8+4a ?

The answer to 2(a+4)=2a-8+4a is a=4

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2(a+4)=2a-8+4a

2 (a + 4) = 2 a - 8 + 4 a

a = 4

Solution steps

2 (a + 4) = 2 a - 8 + 4 a

Group like terms

2 (a + 4) = 2 a + 4 a - 8

Add similar elements:

2 a + 4 a = 6 a

2 (a + 4) = 6 a - 8

Expand

2 (a + 4) : 2 a + 8

2 a + 8 = 6 a - 8

Move

8

to the right side

2 a = 6 a - 16

Move

6 a

to the left side

- 4 a = - 16

Divide both sides by

- 4

a = 4

- 6 (1 + 7 k) + 7 (1 + 6 k) \leq - 2

y^{2} + 7 y = 0

42 c^{2} - 6 c + 24

- 4 + 2 x = 5 - (x - 3) + 3 x

- 1 - \frac{3}{2}