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kherson [118]
3 years ago
15

Solve the proportions

Mathematics
1 answer:
DanielleElmas [232]3 years ago
4 0

Do cross multiply or butterfly.   For example first one. 18/x=6/10  So cross multiply  18×10 =6x 180=6x Divide both sides by 6 to get x alone 180÷6=30 So x =30  Do the same to rest

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expeople1 [14]

Answer:

a) 8

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c) x+7

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Step-by-step explanation:

For a and b your are just adding 7

For c you are just writing the algebraic equation

For d you are just subtracting 7

Hope this helps!:)

3 0
3 years ago
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Wewaii [24]
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rusak2 [61]

Answer:

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Step-by-step explanation:

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To plot the points on a graph, MS Excel plot function can be used as follows;

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\left | \begin{array}{ccc}-2&|&5\\5&|&2\end{array}  \right|

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5 0
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Cloud [144]
I think the answer is -4 sorry if wrong :)
5 0
3 years ago
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Mikhail has a savings portfolio containing $12,000, of which $3,000 is invested in CDs. His friend, Ivan, has $2,000 invested in
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