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MakcuM [25]
3 years ago
5

WILL GIVE BRAINLIST AND THANKS IF CORRECT Solve this equation: 3(x+2)+2x=21

Mathematics
2 answers:
kipiarov [429]3 years ago
8 0

Answer:

x=3

Step-by-step explanation:

First distribute the 3!

3x+6+2x=21

Then, combine like terms.

5x+6=21

Move the 6 to the other side

5x=15

Divide each side by 5

x=3

cluponka [151]3 years ago
6 0
The answer is 3.
Check the steps
⬇️

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HELP PLEASE
kolezko [41]

Answer: 16 feet is the width and 25 is length

Step-by-step explanation:

x*(2x-7)=400

Word problem written in numerical form^^^^

Solve for x to get 16

length = 2(16)-7= 25

Check our work

16*25=400 yay

6 0
3 years ago
Which of the following accurately describes cot⁡(336°)?
sergij07 [2.7K]

Which of the following accurately describes cot⁡(336°)

Options are

cot⁡(-336°)

cot⁡(24°)

cot⁡(-24°)

-cot⁡(-24°)

Answer : cot⁡(-24°)

In a circle the total angle is 360 degrees. 336 degree lies in fourth quadrant.

360 degree - 336 degree = 24 degree

+24° lies on first quadrant and -24° lies on fourth quadrant.

So cot(336) is same as cot(-24)

5 0
4 years ago
Each can of tennis balls has $x$ balls. Initially, Sam has 14 cans of tennis balls, plus 3 extra balls. Jerri initially has 7 ca
shepuryov [24]

Answer:

13balls

Step-by-step explanation:

2(7x+8)-14x+3=? distribute

14x+16-14x+3 do like terms

14x-14x cancel

16-3 =13

it may seem confusing in the explanation but i hope that helps.

4 0
3 years ago
NEED HELP ON THIS A S A P
solmaris [256]

Answer:

150

Step-by-step explanation:

5 0
3 years ago
Find the lcm of each set of polynomials x^3-6x^2-16x,x^2-4
ankoles [38]
There is no LCM in this polynomial, unless it is -4x, which, in that case, the LCM would be x
5 0
3 years ago
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