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Ratling [72]
3 years ago
6

A system of equations is given below:

Mathematics
1 answer:
drek231 [11]3 years ago
7 0
As one equation is already solved for a variable, in this case y, A is the correct demonstration of substitution
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Step-by-step explanation:

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sdas [7]
First change them all into either fractions or decimals. Decimals are probably easier though. 1/5 = 0.2; 12/25 = 0.48; 4/5 = 0.8 
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3 years ago
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mojhsa [17]

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3 years ago
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