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lawyer [7]
3 years ago
10

Evaluate each expression for the given values of the variables. SHOW ALL WORK.

Mathematics
1 answer:
BartSMP [9]3 years ago
6 0
Here you go if that helps.

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Alisha has a 15000 car loan with 6 percent interest rate that is compounded annually how much will she have paid at the end of t
svetlana [45]
A=p(1+r)^t
A=15,000×(1+0.06)^(5)
A=20,073.38
7 0
4 years ago
What is the value of y in the equation 6.4x + 2.8y = 44.4, when x = 3? y = 5 y = 6 y = 8 y = 9
Ilia_Sergeevich [38]

Answer:

9

Step-by-step explanation:

6.4x + 2.8y = 44.4

x=3, substituting it in the expression above we have :

6.4(3) + 2.8y = 44.4

19.2 + 2.8y = 44.4

2.8y = 44.4 -19.2 = 25.2

y = 25.2 / 2.8 = 9

8 0
3 years ago
Read 2 more answers
-3x+5y=4 and x+y=-4 find the value of x and y
shusha [124]

Answer:

x = -3, y = -1

Step-by-step explanation:

Solve by substitution:

First make the second equation in terms of y:

y = -x-4

Next, since we found what y is, plug it into the first equation and solve for x:

-3x + 5(-x-4) = 4                             Plug in

-3x - 5x - 20 = 4                            Distribute

-8x - 20 = 4                                   Simplify

-8x = 24

x = -3

We have found that x = -3. To find y we need to plug x back into any of the equations. Let's do equation #2.

(-3) + y = -4                                    Plug in

y = -1                                              Simplify

So, y = -1 and x = -3. Let's check this in the first equation to make sure it is correct:

-3(-3)+ 5(-1) = 4                              Plug in

9 + (-5) = 4                                    Simplify

9 - 5 = 4

4 = 4

Since both sides are equal that means we are correct!

Hope this helps!!

6 0
2 years ago
I need help with this question
Scilla [17]

Answer:

The answer will be "B" or 10%

Step-by-step explanation:

5 0
3 years ago
If a carpet sells for $15.50 per square yard, how much will it cost to cover a room
algol13
The carpet will cost $310
4 0
3 years ago
Read 2 more answers
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