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

Question

02-05-2018
Mathematics

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

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Аноним Аноним · Answer 1 · 2018-05-02T01:02:16+02:00

Аноним Аноним

02-05-2018

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

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mooostache00 mooostache00 · Answer 2 · 2018-05-02T01:02:30+02:00

mooostache00 mooostache00

02-05-2018

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!

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