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german
3 years ago
15

Evaluate (a+4) - b/b-2 + 3(b+2)/a when a=3 and b=4

Mathematics
1 answer:
balandron [24]3 years ago
6 0

SO, we get: (3+4)-\frac{4}{4-2}+\frac{3(4+2)}{3}.

Simplifying this, we get 7-2+6=11


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I need help on this problem<br> 20 ÷ (4 - (10 - 8))
vlada-n [284]

Answer: 10

Explanation:

20 ÷ (4- (10-8))

First off, you work your way outward. You start the furthest in, then head your way out. (10 - 8) is the furthest in, and 10 - 8 = 2. So now your equation looks like this:

20  ÷ (4 - 2)

Next, you do the (4 - 2) which equals 2. So now, the equation is this:

20  ÷ 2

So you finish it up with 20  ÷ 2 which equals 10.

Hope I made sense! :D

8 0
4 years ago
miley's music has a sale on music cds. all music cds are discounted 15%. mariana's receipt indicates that she saved 3$ on her cd
velikii [3]


The answer is 45.

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5 0
4 years ago
3x+2y-3x pls help me
Jobisdone [24]

Answer:

x + 2y

Step-by-step explanation:

so 3x + 2y - 3x, group the like terms 3x - 3x = x

So x + 2y, i think i did that right

6 0
3 years ago
Read 2 more answers
Find the volume of a right circular cone that has a height of 9.5 m and a base with a circumference of 10 m
Nana76 [90]
Idk bro tbh ima keep it real you should drop out
5 0
3 years ago
What is the inverse of the function f(x) = 2x – 10?
Dvinal [7]
ANSWER:

f(x)⁻¹ = (x+10)/2

WORKING OUT:

f(x) = 2x - 10

y = 2x - 10

*Replace all 'y' values with 'x' and vice versa*

x = 2y - 10

*Make y the subject of the equation*

2y = x+10

y = (x+10)/2
5 0
3 years ago
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