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Is it true that x= -5 ? -2(-4x-1)-x+3=−30 Justify your answer.

User Dom Bryan
by
7.8k points

2 Answers

7 votes

Answer:

-2(-4x-1)-x+3=-30

8x+2-x+3=-30

7x+5=-30

7x=-30-5

7x=-35

x=-35÷7

x=-5

User Supertux
by
8.0k points
6 votes

Answer:

Explanation:

here you go mate

step 1

-2(-4x-1)-x+3=−30 equation/Question

step 2

-2(-4x-1)-x+3=−30 distribute

7x+5=-30

step 3

7x+5=-30 subtract 5

7x=-35

step 4


(7x)/(7) =(-35)/(7) divide

answer

x=-5

User Sayantan Das
by
7.9k points

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