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Morgarella [4.7K]
3 years ago
12

Please help immediately this is 2 days late

Mathematics
1 answer:
laiz [17]3 years ago
8 0

Answer:

51

Step-by-step explanation:

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Marco built a circular table that has a radius of 3 centimeters. what is the diameter of the table ?
Nataly [62]

Answer:

Diameter = 2 x Radius / The answer should be 6.

Step-by-step explanation:

D = 2 x 3

= 6

5 0
2 years ago
Solve the system of equations by substituting<br><br> 15x+31y=−3<br> x=−y+3<br> ​
alekssr [168]

Answer:

x=6   y=-3

Step-by-step explanation:

6 0
3 years ago
Read 2 more answers
Power usage is measured in kilowatt-hours, kWh. After 7 a.m., the power usage on a college campus increases at a rate of 21% per
ivann1987 [24]

Answer:

D. 15,040(1.21)t ≤ 100,000

Step-by-step explanation:

The 15,040 is the prior electricity, and it increases by .21 per hour, and you don't want 100,000

To make an equation, use the simple interest formula (same concept)

Total = Amount(1 + rate) time

fill it out

100,000 >= 15,040(1.21)t

This equation is the same as D so D is the answer

3 0
3 years ago
Write an equation for each description
Arte-miy333 [17]

Answer:

1. x+14 = 17

2. x+10 = 114

3. x-12 = 20

4. 10(x/2+6) =8

5. 2(l+2b) = 126feet

6. 175$-120$ = 50$

Step-by-step explanation:

If you like my answer than please mark me brainliest thanks

3 0
3 years ago
What is the slope and y-intercept of the equation 3(y − 2) + 6(x + 1) − 2 = 0?
IgorC [24]
3(y - 2) + 6(x + 1) - 2 = 0
3y - 6 + 6x + 6 - 2 = 0
3y + 6x - 2 = 0
3y = -6x + 2
y = -2x + 2/3

slope = -2, y intercept = 2/3
5 0
3 years ago
Read 2 more answers
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