1 year ago

Need help urgently please

Mathematics

2 answers:

kakasveta [241]1 year ago

6 0

Answer:

x = -12

y = 3

Step-by-step explanation:

$1/2x + 6(x+15) = 12\\1/2x + 6x + 90 = 12\\6\frac{1}{2} x + 90 = 12\\6\frac{1}{2} x= -78\\x = -12$

$y = x + 15\\y = -12 + 15\\y = 3$

sineoko [7]1 year ago

6 0

The answers is x = -12

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