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nataly862011 [7]

4 years ago

12

PLEASE HELP

1 answer:

Blababa [14]4 years ago

8 0

30 mph because the question actually states the answer

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PLEASE HELP ASAP 25 PTS + BRAINLIEST FOR RIGHT/BEST ANSWER

Hitman42 [59]

$\left\{\begin{array}{ccc}x=3y+9\\9-x=-3y\end{array}\right\\\\\text{Substitute from the first equation to the second equation:}\\\\9-(3y+9)=-3y\\\\9-3y-9=-3y\\\\-3y=-3y\qquad\text{add 3y to both sides}\\\\0=0\qquad TRUE\\\\\text{Therefore you answer is}\ \boxed{infinite\ solutions}$

5 0

3 years ago

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Lowkey bout to fail so help me out-

Rashid [163]

Step-by-step explanation:

Area of trapezium=(b1+b2)*h/2 ( as given in figure)

b1=30in.

b2=36in.

h=20in.

Area=(30+36)*20/2

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3 years ago

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How do yo do this question I have to

kkurt [141]

X=4-y would be your answer

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3 years ago

Raj is playing a game . He needs to find pairs of cards that have the same value . Which two pairs of cards does Raj have that e

Nezavi [6.7K]

Answer:

7/9= 0.77(repeating) and 3/8=0.375

Step-by-step explanation:

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3 years ago

Select the figure that is not a net for a cube. Complete the explanation.

charle [14.2K]

I believe it’s D, as 2 of the faces will overlap

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3 years ago