3 years ago

How to map a triangle onto itself

Mathematics

1 answer:

Rudik [331]3 years ago

7 0

Make a square then cut it in half

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A science test, which is worth 100 points, consists of 24 questions. Each question is worth either 3 points or 5 points. If x is

wel

X+y=24 so we can say

x=24-y making 3x+5y=100 become

3(24-y)+5y=100

72-3y+5y=100

72+2y=100

2y=28

y=14, since x=24-y

x=10

So there are 10 3-point questions and 14 5-point questions.

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2 years ago

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F(x)=x^2 What is g(x)?

Vikki [24]

Answer:

answer is D

Step-by-step explanation:

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2 years ago

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leonid [27]

Answer:

its 2 1/6 (B)

Step-by-step explanation:

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3 years ago

in a sale normal prices are reduced by 15%. the sale price of a CD player is $102. work out the normal price of the CD player.

morpeh [17]

.85x=102
x=120
The answer is $120.

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3 years ago

52 less than twice a number written in algebraic expression

marishachu [46]

Answer: 2x-52

Step-by-step explanation:

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