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zysi [14]
4 years ago
15

Help. I don’t get it

Mathematics
1 answer:
harina [27]4 years ago
3 0
-3(x-4) > 6(x-1)
-3x + 12 > 6x - 6
-3x - 6x > -6 - 12
-9x > -18
9x < 18
x < 2

Answer is B -1
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1) f(x)=2x+5<br> What is -2 [f(x)]-1?
kobusy [5.1K]

Answer:

-4x - 11

Step-by-step explanation:

-2[f(x)] - 1

= -2[2x + 5] - 1

= -4x - 10 - 1

= -4x - 11

7 0
3 years ago
Please help me out! I tried to do it but I got it wrong.
Anika [276]

This may or may not be right.

You know that they are a graduate, and the total number of graduates are 2610.

The amount of graduates receiving financial aid is 1879.


The probability that a graduate student is on financial aid is: 1879/2610 = 0.7199 or 72%

4 0
3 years ago
A triangle has an area of 78 square inches. Its base is measured to be 13 inches. What is the height of this triangle in inches?
Fynjy0 [20]

Answer:

\boxed{ \bold{ \huge{ \boxed{ \sf{12 \: inches}}}}}

Step-by-step explanation:

Given,

Area of a triangle = 78 square inches

Base of a triangle = 13 inches

Height of a triangle = ?

<u>Finding</u><u> </u><u>the</u><u> </u><u>height</u><u> </u><u>of</u><u> </u><u>a</u><u> </u><u>triangle</u>

\boxed{ \sf{area \: of \: a \: triangle =  \frac{1}{2}  \times  \: base \:  \times  \: height}}

\dashrightarrow{ \sf{78 =  \frac{1}{2}  \times 13 \times h}}

\dashrightarrow{ \sf{78 = 6.5 \: h \: }}

\dashrightarrow{ \sf{6.5 \:  h = 78}}

\dashrightarrow{ \sf{ \frac{6.5h}{6.5}  =  \frac{78}{6.5}}}

\dashrightarrow{ \sf{h = 12 \: inches}}

Hope I helped!

Best regards! :D

4 0
3 years ago
Mrs. Jacobs buys 20 kilograms if rice at $0.84 per kilogram. she buys 700 grams of shrimp at $1.02 per 100 grams.
rusak2 [61]
0.84(20)=$16.80
700/100=7
7(1.02)=$7.14
$7.14+16.80=$23.94 in total
8 0
3 years ago
A boat is spotted in the water with an angle of depression of 25° from the top of a lighthouse that is 89 feet tall. To the near
Anni [7]

Answer:

42 feet.


See the attached picture:



5 0
3 years ago
Read 2 more answers
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