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42=18t +4 (t +5) Plz help
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5 votes
42=18t +4 (t +5)


Plz help

User Clonkex
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2 Answers

2 votes
42=18t+4(t+5)
42=18t+4t+20
42=22t+20
22=22t
t=1
User Boris Kirov
by
7.4k points
6 votes
42 = 18t + 4(t + 5)

Simplify the right side of the equation.

42 = 18t + 4t + 20

Subtract 20 from both sides.

42 - 20 = 18t + 4t

Simplify.

22 = 22t

Divide both sides by 22.

t = 1

~Hope I helped!~
User Raghuvd
by
7.8k points
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