96.1k views
1 vote
What is the answer to -30x+100=-22x+140

User Stroibot
by
5.3k points

2 Answers

7 votes

-30x+100=-22x+140

-30x+22x=140-100

-8x=40 //-8

x=-5

User Steve Parker
by
5.4k points
2 votes

Answer:

x=-5

Explanation:

Add 22x to both sides: -8x+100=140

Subtract 100 from both sides: -8x=40

Divide both sides by -8: x=-5

So the answer is x=-5

User DavidWinterbottom
by
4.9k points