Answer:
There are 9 teachers in the auditorium.
Step-by-step explanation:
81*1/9=9
Answer:
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Step-by-step explanation:
The slope of two points is found by
m = (y2-y1)/(x2-x1)
= (1-5)/ (-3 - -3)
= -4/(-3+3)
= -4/0
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Answer:
x=25
Step-by-step explanation:
2(x+25)=100
2x+50=100
2x=50
x=25
First, let's write an equation for the situation.
Jim's weight is 30 pounds less than Tom's, so his weight is:
n - 30
If Tom's and Jim's weights add to 210:
n + (n - 30) = 210
Solve for n:
2n - 30 = 210
2n = 240
n = 120
Tom weighs 120 pounds.
Answer:
i=prt ?
Step-by-step explanation: