3 years ago

HeLp! I need HeLp! Plz hElP! ThAnK YoU!

Mathematics

1 answer:

marin [14]3 years ago

6 0

X=84° because the 84 above it and x are corresponding angles

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A shoper buys 3 items for $2.99, $4.79 and 3.87 estimate the total

SIZIF [17.4K]

to estimate round the 3 values to the nearest dollar

2.99 = 3

4.79 = 5

3.87 = 4

3 + 5 +4 = 12

estimated total would be approximately $12

real total = 2.99 + 4.79 +3.87 = 11.65 ( not far off of the estimated value)

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4 years ago

How do you get the value of x7+8x+3-1+7

notka56 [123]

Answer:

first add the numbers that have the same variable s x7+8x=15x

then the numbers first add and then you subtract

1+7=8

3-8= -5

15x-5

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3 years ago

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Mr. Champion invests 34,000 into a money-market fund that pays 4.8% simple interest. How long will it take for him to earn $8,16

Tanzania [10]

Answer:

5 years

Step-by-step explanation:

Step one:

Given Information

Principal= $34,000

rate = 4.8%

SImple interest = $8,160

Required

The time T of the investment

Step two:

the expression for simple interest is

$SI= PRT/100$

substitute

$8160 = 34000*4.8*T/100$

cross multiply we have

$8160*100= 34000*4.8*T\\\\816000= 163200T\\\\$

divide both sides by 163200

$816000/163200= T\\\\T= 5 years$

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3 years ago

Simplify the algebraic expression.<br> 2v−8(3+2v)

ra1l [238]

Answer: -14v-24

Step-by-step explanation:

2v-8(3+2v)

2v-(24+16v)

2v-24-16v

-14v-24

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2 years ago

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svet-max [94.6K]

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