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madam [21]
3 years ago
6

EQUATIONS AND INEC

Mathematics
1 answer:
Nikolay [14]3 years ago
7 0

Answer:

a=2 and b=3

Step-by-step explanation:

5(2) +2(3) = 10 +6 =16

3(2) + 2(3) = 12

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5x-3x+7=3x-1<br><img src="https://tex.z-dn.net/?f=4r%20%2B%20%20%5Cfrac%7B2%7D%7B4%7D%20r%20%2B%2014%20%3D%205r%20-%20%20%5Cfrac
nirvana33 [79]

1). 5x-3x+7 = 3x-1

2x + 7 = 3x - 1

3x-2x=7+1

x=8

2)

4r +  \frac{2}{4} r + 14 = 5r -  \frac{3}{4} r + 1 - 3\\ \\5r-4r-\frac{3}{4} r -  \frac{2}{4} r = 14-1+3\\ \\r-\frac{5}{4}r =16\\ \\\frac{4}{4}r-\frac{5}{4}r =16\\ \\-\frac{1}{4}r=16\\ \\ r=-64

5 0
4 years ago
What is the value of x if 5x+6<br>=8?​
marysya [2.9K]

Answer:

x=2/5

Step-by-step explanation:

5x+6=8

  • 5x=8-6
  • 5x=2
  • x=2/5
8 0
4 years ago
Read 2 more answers
sam and james win £500 in a competition. they share the money 3:7. sam gives 35% of the money he wins to his brother, harry. how
Black_prince [1.1K]
Sam gets (500/10)*3=150<span>£
harry gets (150/100)*35= 52.5</span>£
6 0
3 years ago
Monica uses 3 tablespoons of milk in her custard recipe. The ratio of tablespoons to fluid ounces is 2 : 1. How many fluid ounce
Likurg_2 [28]
Hola, me llamo Sarah y creo que deberías prestar atención en el colegio para que lo entiendas mejor
7 0
3 years ago
*20 points* 7x + 24 = 2x - 6 How many solutions?
alekssr [168]

Answer:

<em>x= -6</em>

Step-by-step explanation:

so i'm thinking 1 solution.

<u><em>(let me know if i'm wrong)</em></u>

6 0
3 years ago
Read 2 more answers
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