3 years ago

PLEASE HELP! THIS IS URGENT! PLEASE EXPLAIN EACH ANSWER! BRAINIEST TO MOST HELPFUL!

1 answer:

8 0

Answer:

6x - 7y?

Step-by-step explanation:

2x3y + 8xy - 4x2y - 16y

10x11y - 4x2y - 16y

6x9y - 16y

6x - 7y

(I'm also confused by this problem, but I tried to provide my viewpoint of how I'd solve it)

(Feel free to ask questions or ask for clarifications)

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Hatshy [7]

Step-by-step explanation:

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use this equation and substitute it into the y value of the first equation

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notsponge [240]

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zavuch27 [327]

Answer:

Hence the correct option is 3rd option. 40

Step-by-step explanation:

If two figures are similar, then the ratio of the corresponding sides is proportional.

$\frac{15}{30} =\frac{20}{n} \\\\n=\frac{30 \times 20}{15} \\\\n= 40.$

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2 years ago