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Paladinen [302]
3 years ago
15

Solving equation with integers add/sub​

Mathematics
1 answer:
dybincka [34]3 years ago
3 0
The answer is -5
X+7=2
X=2-7
X=-5
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Bob took 20 math test last year if he failed 6 of them what percent of the math test did he pass
kodGreya [7K]
6 out of 20=what percent?
6/20=x%

percent means parts out of 100
x%=x/100

6/20=x/100
time both sides by 100
30=x
answer is 30% passed

100-30=70
70% is answer
8 0
3 years ago
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How to factor 4(x+5)^3(x-1)^2-(x+5)^4 • 2 (x-1) by grouping?
nata0808 [166]
\bf 4(x+5)^3(x-1)^2-(x+5)^4\cdot 2(x-1)
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notice~the\\
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5 0
3 years ago
Prime factorization of 39
Black_prince [1.1K]
Lets quickly run through the prime numbers and see what it is not divisible by

39 is not divisible by 2
39 IS divisible by 3

So lets stop right here.

What is 39 divided by 3? 13 !

And 13 is a prime number too!

So that is all we can do.

So prime factorization of 39 is <u>3 x 13</u><u><em /></u>
4 0
4 years ago
.........................................
xeze [42]

Answer:

yes

Step-by-step explanation:

7 0
3 years ago
Read 2 more answers
Can someone please help
USPshnik [31]

Answer:

-40

Step-by-step explanation:

Since x is 10 you need to multiply 10*-4 which equals -40.

8 0
3 years ago
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