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SVETLANKA909090 [29]
3 years ago
14

Together, Sam and Andy have $340. Sam has $8.00 more than Andy. How much money does Sam have?

Mathematics
1 answer:
tatyana61 [14]3 years ago
8 0

Answer:

Sam have \$174

Step-by-step explanation:

Let

x-----> amount of money that Sam has

y-----> amount of money that Andy has

we know that

x+y=340 -----> equation A

x=y+8 ----> equation B

substitute equation B in equation A

y+8+y=340

2y=340-8

y=332/2=\$166

Find the value of x

x=166+8=\$174

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Answer:

Step-by-step explanation

In the form ax^2+bx+c

a x c should equal two factors of b

However, in this equation

1 x 19 has no factors that = 10

so you must use the Quadratic Formula which is,

x = \frac{-b+-\sqrt{b^2-4ac} }{2a}

so the answer should be

x = \frac{-10+-\sqrt{10^2-4(1)(19)} }{2(1)}

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8 0
3 years ago
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Answer:

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Step-by-step explanation:

when you look at the to numbers you will see that the two has a 41.9 % difference.

3 0
3 years ago
A square has points at (2, 2) and (5, 2). What is the perimeter of the square?
DENIUS [597]

Answer:

These two points are 3 Units away from each other. 5 - 2 = 3

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Is (3,-4) a solution of x=-4
jekas [21]

Answer:

no

Step-by-step explanation:

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x=  3 is a solution

and id you don't understand the first thing i said watch this

#1. 3, - 4

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