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AVprozaik [17]
2 years ago
7

Plz help its just math

Mathematics
2 answers:
malfutka [58]2 years ago
3 0

Answer:

-12 <3

Step-by-step explanation:

Marina CMI [18]2 years ago
3 0

Answer:

-7 + 16 ÷ 2^4 + (10-4^2)

-7 + 16 ÷ 2^4 + (-6)

-7 + 16 ÷ 16 + (-6)

-7 + 1 + (-6)

-6 + (-6)

-12

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Factor Completely: 3x2 + 9x - 30
enyata [817]

Answer:

3(x-2)(x+5)

Step-by-step explanation:

1. Factor out common term 3

3(x^2 +3x-10)

2. Factor (x^2 +3x-10)

3(x-2)(x+5)

8 0
3 years ago
Michael wrote the system of equations below, but he accidentally left out the coefficient of x in the first equation.
Art [367]

Your answer would have to be 2

6 0
3 years ago
Read 2 more answers
Must include an explanation !!<br><br> solve for x
Ira Lisetskai [31]

Answer:

x=5

Step-by-step explanation:

Volume of a rectangular prism=\frac{1}{2}b x l x h

Set up you equation

120=\frac{1}{2}(4 x 12 x x)

Multiply inside the parentheses

120=\frac{1}{2}(48x)

Multiply by \frac{1}{2}

120=24x

Divide by 24 on both sides

5=x

Check you answer

Volume of a rectangular prism=\frac{1}{2}b x l x h

Set up your equation

\frac{1}{2}(12 x 5 x 4)

Multiply inside the parentheses

\frac{1}{2}(240)

Multiply by \frac{1}{2}

V=120yd³

8 0
3 years ago
You are running a fuel economy. One of the cars you find is blue . It can travel 36 1/2 miles on 1 1/4 gallons of gasoline . Ano
natulia [17]

Answer:

Step-by-step explanation:

[email protected] mail.com AND I WILL HELP U WITH MATH OK GIVE ME A G MAIL CALL

8 0
3 years ago
Read 2 more answers
The circumference of a circle is 138.16 centimeters. What is the area of the circle?
vodomira [7]
Circumference formula tells you C=2 \pi r

<span>C=2 \pi r
</span><span>138.16=2 \pi r
</span>21.99= r
<span>r=21.99cm</span>
The formula to find the area of a circle is A= \pi r^2

<span>A= \pi r^2
</span><span>A= \pi (21.99)^2
</span><span>A= \pi (483.56)
</span>A= 1519cm^2
6 0
3 years ago
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