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Allisa [31]
2 years ago
11

Judah deposited $450 into an account that earns simple interest, and after 4 years, the interest in the account was 90$. What wa

s the simple interest rate?
Mathematics
1 answer:
guapka [62]2 years ago
4 0

Answer:

$22.50 I think I'm not 100% sure, Im sorry

Step-by-step explanation:

90/4 is 22.5 a year

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I need these three solved. I have a lot of math to do. the directions say solve each system of equations using substitution. sho
alekssr [168]

Answer:

5.

x + 2(x + 1) = 8 --> x = 2

y = 2 + 1 = 3

7.

3(9 + 2y) + 5y = 20 --> y = -7/11

x = 9 + 2(-7/11) = 85/11

9.

3(-1 - 2y) + 5y = -1 --> y = -2

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6 0
3 years ago
-11 - (-7)= simplify
Inessa [10]
-11-(-7)
-11+7
Your answer is -4

8 0
3 years ago
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A figure has an area of 64 unit square which describes the area of the figure after a dilation with a scale factor of 3/2
eduard

Answer:

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Step-by-step explanation:

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7 0
2 years ago
Sarah has $55.00 to spend
GenaCL600 [577]
The equation that models the relationship between the amount of money Sarah has left is 55- 0.65x= y
8 0
3 years ago
Simplify <br> 2/5(a+b)+3/5(a+c)
Sergeu [11.5K]
Distribute 2/5 and 3/5 into the ():
2/5(a+b)+3/5(a+c)

2/5 a+ 2/5 b+3/5 a+ 3/5 c

combine the like terms:
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new simplified equation:
a+2/5 b+3/5 c
3 0
3 years ago
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