Please help me solve. The question is “At hockey practice, Coach Taylor always sets aside 20% of the total time for players to warm up. The rest of the hockey practice is spent on gameplay. Coach taylor wants to know the total practice time if he has the players warm up for 15 minutes.

$4

step-by-step explanation:

$30×5=$150

$150 minus $130=$20

$20÷5=$4.

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ab will be equal to

y = 5x + 17

step-by-step explanation:

a perpendicular line will be the opposite reciprocal slope of the given equation.   the slope given is -1/5 so the opposite reciprocal is 5

find b:

7 = 5 (-2) + b

7 = -10 + b

17 = b

write equation

y = 5x + 17