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lisabon 2012 [21]
2 years ago
7

"If you subtract18 from my number and multiply the difference by -4 ​, the result is ​-40." What is ​my number

Mathematics
1 answer:
Dmitry [639]2 years ago
4 0
I actually don’t kno so don’t use this i just need points , ill do research and come back and help u
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Two angles are supplementary, and one angle is one-fifth the other. Find the measure of the two angles.
choli [55]

:Two Angles are Supplementary when they add up to 180 degrees. Notice that together they make a straight angle.

and if that doesn't help

:There are in an angle of one fifth of the supplementary angle. Supplementary angle decides the angle to always be and the complementary angle is always (i.e., right angle)

5 0
3 years ago
Help please need it by tonight
inysia [295]

Answer:

1) (n+5)(n-1)

2) (n-4)(n+3)

3) (v-4)(v-1)

4) (p-4)(p+2)

5)(7x-10)(x+1)

6)(7n-1)(n-9)

Step-by-step explanation:

1) Factors of -5 that add up to 4

2) Factors of --12 that add up to -1

3) Factors of 4 that add up to -5

4) Factors of -5 that add up to 4

5) 7x^{2}-3x-10

    7x^{2}+7x-10x-10

   7x(x+1)-10(x+1)

   (7x-10)(x+1)

6)7n^{2}-64n+9

    7n^{2}-63n-n+9

     7n(n-9)-(n-9)

     (7n-1)(n-9)    

4 0
3 years ago
A polygon has an angle sum of 180 and each angle measures 60. What is the polygon?
Vladimir79 [104]
Idk what the answer  is to your question

6 0
2 years ago
Find x=, if x-12=24 now!?
V125BC [204]

Answer:

Answer is 36

Step-by-step explanation:

Trust me

5 0
2 years ago
Read 2 more answers
PLEASE HELP ME WITH THIS I WILL GIVE BRAINLIEST.
Elena-2011 [213]

Answer:

1007

Step-by-step explanation:

The volume of the cylindrical storage tank is : π·40(squared)·60 = approximately 302000.

The volume of a rectangular prism is : 5 x 6 x 10 = 300

To catch all the leaking liquids, you need : 302000 : 300 = 1006.6666667 (round to 1007) rectangular prisms

4 0
2 years ago
Read 2 more answers
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