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Nikitich [7]
3 years ago
6

Heather spent a total of 70 minutes working out at the gym.

Mathematics
1 answer:
Jobisdone [24]3 years ago
6 0

Answer:

choice 4

Step-by-step explanation:

t = treadmill time

w = wt lift time

70 is total time

so t+w = 70

next t is 20 more than w

t = w+20

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List the following numbers from greatest to least (mayor a menor): 3/4,<br> -7/10, -3/4, 8/10 *
Harlamova29_29 [7]

Answer:

8/10,3/4, -3/4,-7/10

Step-by-step explanation:

From greatest to least, they -7/10 and -3/4 is a negative so thats the least because its below zero. 8/10 and 3/4 is positive so thats a decimal. The greatest is 8/10 because if you divide it, it give you .8 and 3/4 is .75. .8 is greater because it refers to 80 and .80 is greater that .75

6 0
3 years ago
Which steps can be used to verify that tan(w + Pi) = tan(w)? Rewrite tan(w + Pi) as tan(w) + tan(Pi). Then simplify the expressi
Artist 52 [7]

Answer:

Rewrite tan(w + Pi) using the tangent sum identity. Then simplify the resulting expression using tan(Pi) = 0

Step-by-step explanation:

According to tangent sub identity

Tan(A+B) = TanA+TanB/1-tanAtanB

Applying this in question

Tan(w+Pi) = tan(w)+tan(pi)/1-tan(w)tan(pi)

According to trig identity, tan(pi) = 0

Substitute

Tan(w+Pi) = tan(w)+0/1-tan(w)(0)

Tan(w+Pi) = tan(w)/1

Tan(w+Pi) = tan(w) (proved!)

Hence the correct option is

Rewrite tan(w + Pi) using the tangent sum identity. Then simplify the resulting expression using tan(Pi) = 0

3 0
3 years ago
If Kate is traveling at 6 m/s and speeds up to 12 m/s in 3 seconds. What is Kate's acceleration?
kvasek [131]

Acceleration is 2.......

3 0
3 years ago
Can someone please help me with this problem:(
nikdorinn [45]

Answer:

graph using the points below

Step-by-step explanation:

plug in the x value

-2 -6

0 0

1 3

2 6

7 0
3 years ago
The steps to solving the expression the quantity of the sum of six squared plus two divided by the absolute value of negative 0.
Goryan [66]

Answer:

Step-by-step explanation:

step 2 is always exponets so 6 squared divided by 8

7 0
2 years ago
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