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mart [117]
2 years ago
14

Half a number plus 2.5 times that number equals 18. What is the number?

Mathematics
1 answer:
Sholpan [36]2 years ago
4 0

Answer:

It's 6.

Step-by-step explanation:

this was so confusing

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If f(x) = 5x^2– 3 and f(x + a) = 5x^2+ 30x + 42,<br> what is the value of a ?
Andrei [34K]

Answer:

The zeros are x=0,3,-2

There is a multiplicity of 1 for all of them.

Step-by-step explanation:

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3 years ago
The complement of an angle is $5^{\circ}$ more than four times the angle. what is the number of degrees in the measure of the an
Anna11 [10]

Answer:

  17°

Step-by-step explanation:

Let x represent the measure of the angle.

  (90 -x) = 5 + 4x . . . . the complement is 5° more than 4 times the angle

  85 = 5x . . . . . . . . . . add x-5 to both sides

  17 = x . . . . . . . . . . . . divide by 5

The measure of the angle is 17°.

3 0
3 years ago
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A couple finds that they are experiencing debt problems and decide to find a credit counseling agency. What are three (3) things
Serggg [28]

Answer:

This is an odd question...

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8 0
3 years ago
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Lots of points:
Makovka662 [10]
480 + 192 = 672 students total
16 + 12 = 28 classrooms total
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288 - 192 = 96 students who have to transfer
5 0
3 years ago
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What is tan theta=3?
storchak [24]
Tan theta =3
theta =tan invesre 3
arctan 3 = tan⁻¹ 3 = 71º 33' 54.184"
8 0
3 years ago
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