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Mathematics 7 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.

11 years ago

OpenStudy (anonymous):

@iGreen

11 years ago

OpenStudy (anonymous):

Multiply equation a by -3 so that you can subtract -3z from 3z in the first equation

11 years ago

OpenStudy (anonymous):

Medal Maybe?

11 years ago

OpenStudy (anonymous):

@MilaHutcherson

11 years ago

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