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Kobotan [32]
3 years ago
13

Variables in 8th grade math

Mathematics
1 answer:
Readme [11.4K]3 years ago
4 0
The answer to the questions

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HELP!! WILL GIVE 100 POINTS
kvasek [131]

Answer:

2/3 is quotient.

Step-by-step explanation:

2/3÷4/5=(2×5)/(3×4)=10/12=5/6

3 0
3 years ago
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Explain how to solve systems of linear equations by substitution.
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Answer:

Step 1 : First, solve one linear equation for y in terms of x .

Step 2 : Then substitute that expression for y in the other linear equation.

Step 3 : Solve this, and you have the x -coordinate of the intersection.

Step 4 : Then plug in x to either equation to find the corresponding y -coordinate.

Step-by-step explanation:

7 0
3 years ago
Without solving determine the number of real solutions for each quadratic equation
Allisa [31]

Answer:

Step-by-step explanation:

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3 years ago
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HELP!!!!!!!!!!!!!!!!!!!!!!!!!!
jok3333 [9.3K]

Answer:

1.-4,-1,1,6

2.by substituting the values given, we get

32-|15+8|

32-|23|

32-23=9

3.-15+7=8

4..27-(-12)=27+12=39

5.-6.05+(-2.1)

-6.05-2.1=-8.15

6.-3/4-(-2/5)

-3/4+2/5

=-7/20

7.-9(-12)

=108

8.(3.8)(-4.1)

-15.58

9.(-8x)(-2y)+(-3y)(z)

(16xy)+(-3zy)

(16xy)-(3zy)

10.by substituting the value given,we get

2.5*(-3.2)+5

-8+5

-3

so here are the answers,mark as brainliest if u find it useful

thank you

7 0
3 years ago
20- (6 x 2) in word problem for the expression
grigory [225]
6 x 2 minus 20 because 6 x 2 is in parenthesis so it comes first
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3 years ago
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