2 answers:
4(c-3)=4c+8
4c-12=4c+8
0c=20
c=error. D is the right answer
3(z+1)+4(z-3)=5
3z+3+4z-12=5
7z-9=5
7z=14
z=2. D is the right answer. Hope it help!
1st problem:
4(c-3)=4c+8
4c-12=4c+8
4c=4c+20
0=20
The answer is D) No Solution
2nd problem:
3(z+1)+4(z-3)=5
3z+3+4z-12=5
7z-9=5
7z=14
z=2
The answer is D) z=2
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