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Jobisdone [24]
3 years ago
9

Which expression is equivalent to 13-(-21)

Mathematics
1 answer:
pantera1 [17]3 years ago
4 0

Answer:

34 my dear. :)))))))))

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-3x+y=-10 what does x equal?
olga_2 [115]

Step-by-step explanation:

First , Subtract y from both sides:

−3x = −10 −y

Second, Divide both sides by −3

x = \frac{-10-y}{3}

That's ur answer

Hope this helped u!!!

Good luck!!

4 0
2 years ago
In an alloy of gold and silver the ratio of the metals is 6:4. How much gold is there in 200 grams of this alloy?​
nexus9112 [7]

Answer:

120 gold is in the alloy

Step-by-step explanation:

G:S

6:4

6+4=10

200/10=20

20*6=120

Hope this helps!

4 0
2 years ago
How do factor trees help you find the prime factorization of a number
sveta [45]
Factor trees help you find the prime factorization of a number by breaking down the number by what two numbers equal the number you are trying to find the prime factorization of.
5 0
3 years ago
The output is one-fifth of the input
Sindrei [870]

Y=X/5

Step-by-step explanation:

Step 1:

Let X be the input and Y be the output variable

Given: the output is one-fifth of the input

Step 2:

Y=X/5 be the require function

Eq:

for X=1, Y = 1/5

    X=2, Y=2/5, etc

8 0
3 years ago
The cost for six months of Netflix is $59.70. What is the cost for one month? Let m represent the cost for one month of Netflix.
zloy xaker [14]

Answer: $9.45


Step-by-step explanation:

Divide 59.70 by 6

59.70/6

9.45

m=$9.45

8 0
3 years ago
Read 2 more answers
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