Mathematics, 31.03.2021 19:50, Sg496080

50 POINTS QUICK Mary is three times as old as her son . In 12 years Mary will be twice as old as her son. How old is each of them now?

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answered: Guest

the slope of the line is 60

one point on the line is (40,10)

step-by-step explanation:

in the equation outside the parenthesis the equation always tells you the slope. in this case it is 60.

in the parenthesis is also says 40 which is x because it is near the x and 10 is y because it is near y.

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50 POINTS QUICK Mary is three times as old as her son . In 12 years Mary will be twice as old as her...