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Nonamiya [84]
2 years ago
6

Simplify. [3 • (3 – 9)] + 9

Mathematics
1 answer:
Marat540 [252]2 years ago
4 0

Answer:

(9-27)+9

=-18+9

<em><u>=-9</u></em><em><u> </u></em><em><u>is</u></em><em><u> </u></em><em><u>the</u></em><em><u> </u></em><em><u>answer</u></em>

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The gas tank is 20% full. At $3.00 per gallon of gas, find the cost to fill the tank. (1 gal = 231 in.3)
rewona [7]
The correct question in the attached figure

we know that

to fill the tank is required--------> 100%-20%--------> 80%
if 20% of the gas tank is-----------------> 288.75 gal
80% --------------------------------------> X gal
X=80*288.75/20--------> X=1155 gal

if 1 gal----------------> cost $3
 1155 gal----------> $X
X=1155*3--------> X=$3465

the answer is
the cost to fill the tank is $3465

7 0
3 years ago
What is the lateral surface are of this triangular prism?
exis [7]

Answer:

96 in²

Step-by-step explanation:

Lateral surface area

= 3 rectangles

(4×8) + (3×8) + (5×8)

32 + 24 + 40

96 in²

6 0
2 years ago
Read 2 more answers
5x + 2 y = 7<br> 4x + y = 8
dsp73
4y.
Is the answer
Hope this helps
8 0
2 years ago
Some please help and explain the steps. Tysmmmmm
-Dominant- [34]

Answer:

since angle B and angle C contains the same arc AD. set the angles equal

11x-3=8x+15

x=6

so the angle has a measure of 63 degrees

the central angle is the angle of the arc

and it is always 2 times the angle that we just that contains the arc but does touches the end of the circle.

so its 63 *2 =126 degrees.

5 0
2 years ago
Solve A = 1/2bh, for b
Kitty [74]

Answer:

b=2A/h

Step-by-step explanation:

First I throw everything else to another side with A by dividing them

(A = b)/2h

then I get

b=2A/h

7 0
2 years ago
Read 2 more answers
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