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alexgriva [62]
3 years ago
15

A student is trying to solve the set of two equations given below: Equation A: x + z = 6 Equation B: 7x + 8z = 1 Which of these

is a possible step used in eliminating the z-term? Multiply equation B by 8. Multiply equation A by 7. Multiply equation B by 7. Multiply equation A by –8.
Mathematics
1 answer:
Aloiza [94]3 years ago
7 0
Multiplying equation A by -8 would help eliminate the z term, as you could then add the two equations to get -x=-47 or x=47.
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