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Mathematics, 06.10.2020 14:01 CM0

2a+3r+1.5p=29.75 (1) a+r+p=13.50 (2)
a+3r+4p=29.00 (3)

Eliminate a by using equation (2) by -1 and adding ut to equation (3).

What is the resulting equation?

A) 4r+5p=42.50
B) 2r+3p=15.50
C) 2r+3p=42.50

2a+3r+1.5p=29.75 (1)

a+r+p=13.50 (2)
a+3r+4p=29.00 (3)
Eliminate a by using equation (2) by -1 an

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2a+3r+1.5p=29.75 (1) a+r+p=13.50 (2)
a+3r+4p=29.00 (3)

Eliminate a by using equat...

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