3 years ago

Find the value of x. A. 2 B. 3 C. 4 D. 5

Mathematics

1 answer:

masya89 [10]3 years ago

7 0

The correct answer is three.

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Find the values of x and y.

schepotkina [342]

Answer:

Step-by-step explanation:

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2 years ago

Explain how you solve this: -7 = -1 + x/3

Delvig [45]

Answer:

-18 =x

Step-by-step explanation:

-7 = -1 + x/3

Add 1 to each side

-7+1 = -1+1 + x/3

-6 = x/3

Multiply each side by 3

-6*3 = x/3*3

-18 =x

5 0

3 years ago

How many solutions does the system have? 3x + y = 8 2x + 2y = 8

Oksi-84 [34.3K]

Answer:

There is one solution

Step-by-step explanation:

I did the Khan Academy lesson and I got it correct.

8 0

3 years ago

Read 2 more answers

X + 5y = 8 3x = 24 - 157

yanalaym [24]

Answer:

x = $-\frac{133}{3}$ , y = $\frac{157}{15}$

Step-by-step explanation:

x + 5y = 8

3x = 24 - 157

3x = -133

x = $-\frac{133}{3}$

x + 5y = 8

$-\frac{133}{3}$ + 5y = 8

5y = $\frac{157}{3}$

y = $\frac{157}{15}$

6 0

2 years ago

The square of a number decreased by 7 is equal to 48 what is that number?

Zanzabum

Answer:

about 7.42

Step-by-step explanation:

Let us make x the number

Make an equation: $x^{2} -7=48$

Now let us solve the equation:

$x^{2} =48+7$

$x^{2} =55$

$x=\sqrt{55}$

If you use a caluclator you will get an answer of x≈7.42

Hope this helps!

Stay Safe!

3 0

3 years ago