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Mathematics 18 Online
OpenStudy (anonymous):

A student is trying to solve the set of two equations given below: Equation A: x + z = 6 Equation B: 2x + 3z = 1 Which of the following is a possible step used in eliminating the z-term? Multiply equation B by 3. Multiply equation A by 2. Multiply equation B by 2. Multiply equation A by −3.

OpenStudy (anonymous):

is it D

syed98 (syedmohammed98):

yup

syed98 (syedmohammed98):

-3z +3z = 0

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