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kolbaska11 [484]
4 years ago
6

Solve -3= 12y-5(2y-7) please 27=3c-3 (6-2c)

Mathematics
1 answer:
goblinko [34]4 years ago
3 0
1.\\
-3=12y-5(2y-7)\\\\
-3=12y-10y+35\\\\
-3=2y+35\ \ \ |Subtract\ 35\\\\
-38=2y\ \ |Divide\ by\ 2\\\\
y=-19\\\\
2.\\27=3c-3(6-2c)\\\\
27=3c-18+6c\\\\
27=9c-18\ \ \ |Add\ 18\\\\
27+18=9c\\\\
45=9c\ \ \ |Divide\ by\ 9\\\\
c=5
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