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bagirrra123 [75]
3 years ago
15

Solve the system of equations x - 2y = 3 and 7x + 6y = -45 by combining the equation

Mathematics
1 answer:
Elis [28]3 years ago
3 0
I know some of those really going to mathematics two weeks and all that stuff I’m gonna come bring him right now he’s gonna answer 783
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2 Sequoya has- of a liter of apple juice which fills of her glass. How many glasses will 1 liter of apple juice fill? 3 4/6 4/3
Softa [21]

We have

1/2 liter apple juice ---- 1/3 of her glass

1-liter apple juice --- x

x is the number of glass filled with 1 liter

x=\frac{\frac{1}{3}}{\frac{1}{2}}=\frac{2}{3}

we can obtain equivalent fractions like

\frac{2}{3}=\frac{4}{6}

the answers are 2/3 and 4/6

6 0
2 years ago
Whats the radius if a basketball?
Dennis_Churaev [7]
A men's ball is about 9.55 inches<span> (</span>24.26 cm<span>) in diameter and a women's ball is </span>about 9.23 inches<span> (</span>23.44 cm<span>) in diameter.</span>
8 0
3 years ago
Mildred bought 2-cent stamps, 4-cent stamps, and 5-cent stamps for $4.35. The number of 2-cent stamps exceeded the number of 5 c
vfiekz [6]

5 cent = 0.05x

<span><span>2 cent  </span>= 0.02(x+50)</span>

4 cent = 0.04(2x-10)

 

0.05x + 0.02(x+50) + 0.04(2x-10)

0.05x + 0.02x +1 + 0.08x -0.4 = 4.35

0.15x +0.6 = 4.35

0.15x = 3.75

X = 3.75 / 0.15 = 25

<span> 25 5 cent stamps ( 25*0.05 = 1.25)</span>

25+50 = 75 2 cent stamps ( 75*0.02 = 1.50)

2*25 =50-10 = 40 4 cent stamps ( 40*0.04 =1.60)

 

1.25 + 1.50 +1.60 = 4.35

5 cent = 25

2 cent = 75

4 cent = 40


8 0
3 years ago
Given the functions below, find f(x)+g(x)<br><br> CHECK MY ANSWERS PLEASE
JulsSmile [24]

Answer:

It's the last one

Step-by-step explanation:

(3x-1)-(x²+4)

3x-1-x²-4

-x²+3x-5

4 0
3 years ago
Writing and Solving Exponential Equations:
alexira [117]

Answer:

Step-by-step explanation:

25000=5000(1.043)^t

7 0
3 years ago
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