3 years ago

Write a percent proportion where the part and the whole are known

Mathematics

2 answers:

Len [333]3 years ago

7 0

Answer:

Step-by-step explanation:

Mary bought 20 oranges in a store, 5 of them she used for a cake. How much percent oranges did she use?

Juliette [100K]3 years ago

6 0

He is correct I checked his answer

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What is the solution of system of equations y=2x - 3.5 and x - 2y=-14

sattari [20]

Use substitution...
x-2(2x-3.5)=-14
x-4x+7=-14
-3x=-21
x=7

Plug in x into one of the equations to get y...
y=2(7)-3.5
y=10.5

(7,10.5)

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3 years ago

Which of the binomials below is a factor of this trinomial 3x^2+18-21

KengaRu [80]

Answer:

Step-by-step explanation:

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Step-by-step explanation:

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4 years ago

Now find the answer and enter it here.<br> 10 - 5 2/3

Tpy6a [65]

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Step-by-step explanation:

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4 years ago

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