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soldier1979 [14.2K]
3 years ago
13

For each value of U, determine whether it is a solution to,

Mathematics
2 answers:
zubka84 [21]3 years ago
6 0
3 no                          4 (-3) -2 = 38 no     -12 -2 = 38  -14= 38 no
-7 no                          4 (-7) -2 = 38  no     -28 -2 = 38     -30=38 no
-4 no                         4 (-4) -2 = 38  no      -16 - 2 = 38      -18=38 no
10 yes                       4 (10) -2 = 38  yes     40- 2 = 38         38 = 38 yes
drek231 [11]3 years ago
4 0

Answer:

^^^^^^

Step-by-step explanation:

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2. Evaluate the expression -4r +5 y-14<br> when r = 0 and y=-<br> 55
Alecsey [184]

Answer:

Answer is 261

Step-by-step explanation:

-4r+5y-14     r=0    y=55

insert "r" and "y" values into equation

=-4(0)+5(55)-14

evaluate;

-4(0)=0

5(55)=275

so, now the equation would look like this;

=275-14

<h2>=261</h2>
3 0
3 years ago
3r+2b<br><br> 1) 2<br> 2) 2b<br> 3) 3<br> 4) 3r
VARVARA [1.3K]

Answer:

the answer is 3r + 2b

Step-by-step explanation:

because they are two completely different terms, they need to have both same terms like: 2r + 3r= 5r, you can do that because they are like terms, Let me know if I'm right

4 0
3 years ago
Phil's garage charges $50 for towing and $40 per hour t o fix a car. Cliff's Cars charges $60 for towing and $38 per hour to fix
Volgvan
You have to add them both phils 4 times and add cliffs 5 times to get the sameanswer witch it 250
5 0
3 years ago
(4x-5)+15=32 find solution for x
Mekhanik [1.2K]

Answer: x=11/2

Step-by-step explanation: (4x-5)+15=32

4x-5+15=32

4x+10-10=32-10

4x/4=22/4

x=11/2

8 0
3 years ago
What is the degree of x^4-3x+2<br> A.3<br> B.2<br> C.4<br> D.5
Viktor [21]
The answer is C.

Look at all the exponents for the x's. What is the highest exponent? It's 4, making this a 4th degree polynomial.
5 0
3 years ago
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