Part a
60h ≤ 438
Part b
7.3 hours
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Because when we matiply we have to add there for we have to supteact because you are dividing the number so the expoets have to be small
Answer:
x=-4 and y=10
Step-by-step explanation:
Use the second equation to make y=x+6
sub y=x+6 into the first equation
-x-2*(x+6)=0
-x-2x-12=0
-3x-12=0
3x=-12
x=-4
Now sub x=-4 into the second equation
-(-4)+y=6
y=6+4
y=10
Step-by-step explanation:
pls check your answer I hope u can understand
Answer:
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Step-by-step explanation:
