103k views
3 votes
3+4(z+5)=31 please show the correct step by step and correct answer

User Epik
by
7.9k points

2 Answers

3 votes
Hello!
z = 2
3+4(z+5)=31
3+4(z+5)-3=31 - 3
4(z+5)=28
z+5=7
z+5-5=7-5
z=2
Sorry if this is confusing! <3
Hope this helps!
User Alan Dong
by
8.4k points
2 votes
3 + 4(z + 5) = 31

Distribute 4:
3 + 4z + 20 = 31

Combine like terms:
4z + 23 = 31

Take away 23 from both sides:
4z = 8

Divide by 4:
z = 2

Answer: z = 2
User Wim Hermans
by
8.6k points

No related questions found

Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.

9.4m questions

12.2m answers

Categories