3 years ago

Fill in the blank. (5x)2 = _x2

Mathematics

2 answers:

inna [77]3 years ago

8 0

Answer:

(5)

Step-by-step explanation:

Damm [24]3 years ago

7 0

The answer is 5 I think...I’m so sorry if this is wrong.

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what are the steps to solve 3.5(c-8)+c=12.5? I already went on a different website and found out the answer is nine. I plugged i

LekaFEV [45]

3.5(c-8)+c = 12.5
⇒ 3.5c- 3.5*8+ c= 12.5 (distributive property)
⇒ (3.5c+ c) -28= 12.5
⇒ 4.5c= 12.5+ 28
⇒ 4.5c= 40.5
⇒ c= 40.5/ 4.5
⇒ c= 9

The correct answer is 9~

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3 years ago

You get paid $7.25 per hour for doing yard work. You earned $79.75 last week. Which equation shows how to calculate the numbers

svlad2 [7]

79.75/7.25
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4 years ago

Read 2 more answers

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Leya [2.2K]

We know that w = 21 so:

$(4x+z)(3x-w)=0\\\\(4x+z)(3x-21)=0\\\\3x-21=0\\\\3x=21\qquad|\div3\\\\\boxed{x=7}$

Answer D) (7;0)

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3 years ago

What is the solution of the system of equations?y = –4x + 10y = –2x – 6(–22, 8)(8, –22)(–2, –2)(–2.67, 20.67)?

forsale [732]

The solution is the second choice:
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That is the point on the graph where the line intersect.

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3 years ago

TIME REMAINING

arsen [322]

Answer: (3, -1)

Step-by-step explanation:

Reflecting over y = -x maps $(x, y) \longrightarrow (-y, -x)$ .

So, $F(1,-3) \longrightarrow F'(3, -1)$

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2 years ago