38.8k views
3 votes
−6(x+7)=−4x−2 how many solutions

2 Answers

1 vote

Answer: There is one solution, -20

Explanation:


-6(x+7)=-4x-2\\\\Distribute\\\\-6x-42=-4x-2\\\\Add(6x)\\\\-42=2x-2\\\\Add(2)\\\\-40=2x\\\\x=-20

There is one solution, -20

Hope it helps <3

User Qubsup
by
7.9k points
3 votes

Answer:

Only one solution

Explanation:

Solution,


- 6(x + 7) = - 4x - 2

Distribute -6 through the parentheses


- 6x - 42 = - 4x - 2

Move variable to L.H.S and change its sign


- 6x + 4x - 42 = - 2

Move constant to R.H.S and change its sign


- 6x + 4x = - 2 + 42

Collect like terms


- 2x = - 2 + 42

Calculate the sum


- 2 x = 40

Divide both sides of the equation by - 2


( - 2x)/( - 2) = (40)/( - 2)

Calculate


x = - 20

Hope this helps..

Good luck on your assignment..

User Ajimix
by
8.2k points

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