Evaluate and simplify

20

5r +7s -3(r+s) + 4 = 5r +7s - 3r -3s +4 = 2r +4s +4 = 2(r +2s +2)

when sub r=2, s=3,

2(2+2(3) +2) = 20

2/3

step-by-step explanation:

the slope of a line is equal to the rise/run. in this case the line rises 2 units for every +3 units it moves

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