krissywatts
use substitution method
1/2x+1/2y=-1
1/3x-1/2y=-4 what is the solution set?
i get -6,4 is this correct?
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ashrafh
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Yes, you are correct.
krissywatts
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thanks
ashrafh
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You're welcome. :)
krissywatts
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2a+4b=-24
a=20-2b i need step by step help i think
I have it set up like this 2(20-2b)+4b=-24
40-4b+4b=-24
40-0b=-24
add 40 to both sides -0 divided by 16 so b has no solution
ashrafh
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2(20-2b) + 4b = -24
40 - 4b + 4b = -24
40 = -24
So yes, you are correct. b has no solution.
krissywatts
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thanks once again :)