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Zielflug [23.3K]
3 years ago
14

-6x + 3x = -21 linear equations

Mathematics
2 answers:
snow_tiger [21]3 years ago
8 0

well combine like terms

-3x = -21

divide both sides by -3

x = 7

kompoz [17]3 years ago
5 0

Answer:

x = 7

Step-by-step explanation:

-6x + 3x = -21

Combine like terms

-3x = -21

Divide by -3

-3x/-3 = -21/-3

x = 7

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slava [35]
Fatima paid for 5 pallets of grass to be delivered.
• Each pallet of grass cost $129.95.
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What is the total amount Fatima paid?
A $725.95
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C $581.95
D $1,030.75
Answer:
A $725.95
Step-by-step explanation:
Given:
Number of Pallets = 5
Cost of each pallet = $129.95
Total amount spend on Pallets = Number of Pallets × Cost of each pallet =
Also given;
Amount spend on Delivery = $76.20
Total Amount Paid by Fatima = Total amount spend on Pallets + Amount spend on Delivery =
Hence Fatima paid a total amount of $725.95.
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3 years ago
Select all equations with the same y-intercept.
tensa zangetsu [6.8K]

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Step-by-step explanation:

Since the y intercept is the only number without a varible you choose the ones that are the same

6 0
3 years ago
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anygoal [31]

8 ÷ (7 - 9) * ( 4 + (-4) ) <--- notice that bolded part.

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after that, you're pretty much dividing and multiplying by 0, so

whatever ÷ whatever * whatever * 0 = 0.

6 0
3 years ago
10×(2.5+13.5) write the numerical expressions in words then solve
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Ten times two point five plus thirteen point five

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