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Alex Ar [27]
3 years ago
14

A solution to the inequality 3.75 – 3x ≤ 6.

Mathematics
2 answers:
LenKa [72]3 years ago
7 0

Answer:

x ≥ -0.75

Step-by-step explanation:

3.75 - 3x ≤ 6

Subtract 3.75 on both sides.

- 3x ≤ 6 - 3.75

- 3x ≤ 2.25

Divide both sides with -3.

x ≥ 2.25/-3

x ≥ -0.75

Natasha_Volkova [10]3 years ago
7 0

Answer:

x \geq -0.75

Step-by-step explanation:

3.75 - 3x \leq \\ 6

1. Subtract 3.75 from both sides.

3.75 - 3x - 3.75 \leq \\ 6 - 3.75

2. Simplify.

-3x \leq \\ 2.25

3. Multiply both sides by -1.

(-3x)(-1) \geq 2.25(-1)

4. Simplify.

3x \geq -2.25

5. Divide both sides by 3.

3x/3 \geq -2.25/3

6. Simply.

x \geq -0.75

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Read 2 more answers
A complete table with values for x or y that make this equation true:3x+y=15
Reika [66]

Answer:

Table is attached

Step-by-step explanation:

We are given equation as

3x+y=15

We will complete each column

First column:

we are given x=2 and we have to find y

3\times 2+y=15

6+y=15

y=9

Second column:

we are given y=3 and we have to find x

3x+3=15

3x=12

x=4

Third column:

we are given x=6 and we have to find y

3\times 6+y=15

18+y=12

y=-6

Fourth column:

we are given x=0 and we have to find y

3\times 0+y=15

0+y=15

y=15

Fifth column:

we are given x=3 and we have to find y

3\times 3+y=15

9+y=15

y=6

Sixth column:

we are given y=0 and we have to find x

3x+0=15

3x=15

x=5

Seventh column:

we are given y=8 and we have to find x

3x+8=15

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now, we can complete table



8 0
3 years ago
The bigger of two numbers is four more
Otrada [13]

Answer:

X=the smaller

y=the larger

The bigger of two numbers is four more than the smaller, then:

y=x+4

one more than twice the smaller is the same as the larger, then

1+2x=y

We have the following system of equations:

y=x+4

y=2x+1

We solve this system by equal values method:

x+4=2x+1

x-2x=1-4

-x=-3

x=3

We find the value of "y"now:

y=x+4

y=3+4

y=7

the values of x and y are:

x=3

y=7

Step-by-step explanation:

7 0
3 years ago
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