175k views
3 votes
Solve for p.
−160=22+8(3p−4)

User Changhua
by
7.9k points

2 Answers

3 votes
Start by distributing the 8:

-160=22+(8)(3p)+(8)(-4)

Now we have:

-160=22+24p-32

Combine like terms:

-160=(24p)+(22-32)

Now we have:

-160=24p-10

Add 10 to both sides:

24p-10+10=-160+10

Now we have:

24p=-150

Divide both sides by 24:

24p/24=-150/24

Final answer: p=-25/4

User Satyam Kumar
by
8.9k points
6 votes
-160=22+8(3p-4)
Use distributive property
-160=22+24p-32
-160=24p-10
Add 10 for both side
-160+10=24p-10+10
-150=24p
Divided 24 for both side
-150/24=24p/24
p=-6.25
Check:
-160=22+8(3p+4)
-160=22+8[3(-6.25)-4]
-160=22+8(-18.75-4)
-160=22+8(-22.75)
-160=22-182
-160=-160. As a result, x=-6.25. Hope it help!
User Davis Vaughan
by
8.0k points

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