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AveGali [126]
3 years ago
6

Solve for x. 2x + 7 = 15

Mathematics
2 answers:
quester [9]3 years ago
8 0

Answer:

x = 4

Step-by-step explanation:

2x + 7 = 15

Subtract 7 from each side

2x +7-7 = 15-7

2x = 8

Divide by 2

2x/2 = 8/2

x = 4

rosijanka [135]3 years ago
6 0

Answer:

x=7

Step-by-step explanation:

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4 0
4 years ago
3ab (2ab + 2a -b )-2a (2ab -2b +a )
sp2606 [1]
<span> a • (6ab2 + 2ab - 2a - 3b2 + 4b) </span>

Step by step solution :<span>Step  1  : 
</span><span>Equation at the end of step  1  :</span> (3ab • (2ab + 2a - b)) - 2a • (2ab + a - 2b) <span>Step  2  :</span><span>Equation at the end of step  2  :</span> 3ab • (2ab + 2a - b) - 2a • (2ab + a - 2b) <span>Step  3  :</span><span>Step  4  :</span>Pulling out like terms :

<span> 4.1 </span>    Pull out like factors :

  <span> 6a2b2 + 2a2b - 2a2 - 3ab2 + 4ab</span>  = 

 <span> a • (6ab2 + 2ab - 2a - 3b2 + 4b)</span> 

Final result :<span> a • (6ab2 + 2ab - 2a - 3b2 + 4b)</span>
8 0
3 years ago
2+3(5+4)= <br> 2+3(9)<br> 5(9)=45
Salsk061 [2.6K]

Answer:

45 because the character limit has to be longer....sorry

8 0
3 years ago
What is the volume of a cone (in cubic inches) with a radius of 2 inches and a height of 3 inches?
hram777 [196]

Answer:

volume of a cone equation 3.14( r^2) h/3

3.14(3^2)6/3

56.52

4 0
3 years ago
Write the fraction as a decimal.<br> 310
WINSTONCH [101]

Answer:

310

Step-by-step explanation:

What is 310 as a decimal? To write 310 as a decimal you have to divide numerator by the denominator of the fraction. 310 is not a fraction so it is a decimal already.

7 0
3 years ago
Read 2 more answers
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