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Ivahew [28]
2 years ago
13

Which facts could be applied to simplify this expression?Ckeck all that apply 5x+3y+(-x)+6z

Mathematics
2 answers:
Rufina [12.5K]2 years ago
8 0

Answer:

A, C, and D

Step-by-step explanation:

I just took the test.

kenny6666 [7]2 years ago
4 0

Answer:

5x+3y+(-x)+6z

5x+(-x)+3y+6z

4x+3y+6z

The facts to apply is PEMDAS which is parenthesis,exponents, multiplication,division,addition and subtraction.

Then group like terms if there are any.

You finally get to a simplified answer if there are no like terms

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−7y−4x=1 ​7y−2x=53 Solve the system of equations​​
Reptile [31]
-7y-4x=17y-2x=53
-4x=24y-2x=53
-2x=24y=53
24y+2x=53

You would have to solve one at a time.
y=53/24 
y=2.21
x=53/2
x=26.5
3 0
3 years ago
Evaluate the expression 3•5^x when x is 2​
zmey [24]

Answer:

The answer to

         2

3 x 5       =   75

Step-by-step explanation:

you do Exponents first PEMDAS

5 to the second power

5 x 5 = 25

25 x 3 = 75

5 0
2 years ago
Find the simplify form of the expression. Give your answer in scientific notation:
coldgirl [10]
You multiply the 2 values together to get 1.5*10^12
3 0
3 years ago
The functions r and s are defined as follows.
Arlecino [84]

Answer:

r o s(3)=?

s(x)= x²-1

x=3

s(3)= 3²-1

s(3)= 9-1

s(3)=8

r(8)

r(x)= -2x-1

x=8

r(8)= -16-1

r(8)= -17

r(s(3))= -17

6 0
2 years ago
What is the percentage ratio of 7:5:12
N76 [4]
It’s 11.6% yw

Its incorrect :
3 0
3 years ago
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