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belka [17]
3 years ago
12

Solve for k 7(9+k)=84

Mathematics
2 answers:
stiks02 [169]3 years ago
8 0
7(9+k)=84 \ \ \ |\div 7 \\
9+k=12 \ \ \ |-9 \\
k=3
ASHA 777 [7]3 years ago
3 0
7(9+k)=84\\
63+7k=84\\
7k=21\\
k=3
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