Mathematics, 29.01.2020 00:53 MIa2020

What value of r makes this equation true? justify your solution.
0.4r - 7 = -.3r +2.8

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What value of r makes this equation true? justify your solution.
0.4r - 7 = -.3r +2.8...

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What value of r makes this equation true? justify your solution. 0.4r - 7 = -.3r +2.8

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Another question on Mathematics

What value of r makes this equation true? justify your solution.
0.4r - 7 = -.3r +2.8