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Sladkaya [172]
4 years ago
13

7(13 - 2x) - 9(x + 10)

Mathematics
2 answers:
jeka57 [31]4 years ago
5 0

Answer:

-23x+1

Step-by-step explanation:

91-14x - (9x+90)

91-14x-9x-90

-23x+1

LekaFEV [45]4 years ago
5 0

Answer:

1-23x

Step-by-step explanation:

7(13-2x)-9(x+10)

7(13)+7(-2x)-9(x)-9(10)

91-14x-9x-90

Combine like terms

91-90 = 1

-14x-9x = -23x

1-23x

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PLEASE HELP ASAP!!!!
irinina [24]

Answer:

2. 39 cm

Step-by-step explanation:

Jack is 1.79m

1.79 + 2.8= 4.59 m

4.59-4.2= 0.39m

0.39 m= 39 cm

8 0
3 years ago
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write the equation of a line that is perpendicular to y=3z-2 and that passes through the point (-9,5)
MariettaO [177]
Y=-1/3+2 should be what you are looking for. 
7 0
3 years ago
Given log5 3=0.6826 and log5 8=1.2920, evaluate the expressions<br><br> Please help!?
gulaghasi [49]

Answer:

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b) 1.3906

Step-by-step explanation:

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3 0
2 years ago
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What is the median of 90,30,20,30,60,30,80
MariettaO [177]

Answer:

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Step-by-step explanation:

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4 0
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WILL GIVE A BRAINLIEST IF UR CORRECT PLEASE HELP!!
Otrada [13]
A pair of numbers is a solution of y = -3x if the second number, y, is -3 times the first number, x.

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For each answer choice, you have to check all three of the given pairs.

(0, 0) is a solution because if x = 0, then y = -3(0) = 0.
(3, -9) is a solution because if x = 3, then y = 3(-3) = -9.

Can you finish it?
7 0
4 years ago
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