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Aleonysh [2.5K]
3 years ago
12

What is the solution to this equation? 7x + 3 = 10x - 5.4

Mathematics
1 answer:
stich3 [128]3 years ago
7 0

Answer:

x=2.8

Step-by-step explanation:

7x+3=10x-5.4

Subtract 3 from both sides:

7x+3-3=10x-5.4-3

7x=10x-8.4

Subtract 10x from both sides:

7x-10x=10x-8.4-10x

-3x=-8.4

Divide both sides by -3:

\frac{-3x}{-3}=\frac{-8.4}{-3}

x=2.8

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What is the constant of variation for the following table? If your answer is in the form of a fraction, write your answer in as
nikklg [1K]

Answer:

1/4

Step-by-step explanation:

Change is y (f9x) over the change in x.

Look at the f(x) column.

What is the change from -2 to -1?  1

What is the change from -1 to 0? 1

What is the change from 0 to 1? 1

What is the change from 1 to 2? 1

We see that this change is constant.  It is always 1.

Look at the x column.

What is the change from -8 to -4? 4

What is the change from -4 to 0? 4

What is the change from 0 to 4? 4

What is the change from 4 to 8? 4

We see that the change is constant.  It is always 1.

When we put this change the form a/b we get 1/4

8 0
2 years ago
What is 7/8 minus 5/24 =?
marta [7]
I hope this helps you



7/8=7.3/8.3=21/24




7/8-5/24



21/24-5/24


16/24


8.2/8.3


2/3
3 0
3 years ago
Solve: 7.85 + q ≤ -18.15 *
Ilia_Sergeevich [38]

Answer:

q≤-26

Step-by-step explanation:

7.85+q≤-18.15

-7.85     -7.85

q≤-26

7 0
3 years ago
What is 4 4/5 + 1 1/3?
Dafna1 [17]

Answer:

\frac{92}{15}

Step-by-step explanation:

change to improper

\frac{24}{5}  +  \frac{4}{3}

this gives us

\frac{92}{15}

final answer

plz mark as brainliest

7 0
3 years ago
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Write and solve an inequality.
TEA [102]

Answer:

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Step-by-step explanation:

4 0
2 years ago
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