3 years ago

Help thank you!!!!!!!

Mathematics

1 answer:

Vesnalui [34]3 years ago

5 0

$v = \sqrt{4900} + \sqrt{8100} = 70 + 90 = 160$

Answer: D. 160

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Simplify the giving expression<br>(18/12 t-8)2<br>

bekas [8.4K]

Answer:

3t - 16

Step-by-step explanation:

(18/12 t-8)*2

First simplify inside the parentheses

(3/2 t -8)*2

Then multiply

3/2t *2 -8*2

3t - 16

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3 years ago

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What is the solution to the equation below? √x - 4 = -2 O A. X=& O B. X=4 X = 4 C. x = 6 D. X = 2

saul85 [17]

Answer:

x = 4

Explanation:

Given the expression;

$\sqrt[]{x}-4\text{ = -2}$

Add 4 to both sides

$\begin{gathered} \sqrt[]{x}-4+4\text{ = -2+4} \\ \sqrt[]{x}=\text{ 2} \end{gathered}$

Square both sides

$\begin{gathered} (\sqrt[]{x})^2=2^2 \\ x\text{ = 4} \end{gathered}$

Hence the value of x is 4

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1 year ago

james trained for the boston marathon for 3(1/2) hours every day. how many hours did he train each week?

iVinArrow [24]

Y = 3.5x
24= 3.5x
the train will be ride 6 times each day
and there are 7 days in a week
so multiply 6 and 7
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4 years ago

The graph shown can be used to solve which of these systems of equations?

mrs_skeptik [129]

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Step-by-step explanation:

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Answer:

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Step-by-step explanation:

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