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Vedmedyk [2.9K]
3 years ago
8

The opposite of 4x and -5 + 4x

Mathematics
1 answer:
Arlecino [84]3 years ago
5 0
The opposite of 4x is -4x and the opposite of -5+4x is 5+-4x
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When solving the following system of equations, which variable would be the easiest to solve for? 5x + 3y = 22 4x – 2y = 16 O th
Sav [38]

Answer:

What you need to do is get of that lazy bum of yours and do it your self

Step-by-step explanation:

6 0
3 years ago
somebody help pls Complete the table by filling in the multiplicative inverse of the numbers below 2,1/5,-4,​
Yakvenalex [24]

Answer:

Suppose we have a random number A.

The multiplicative inverse of A is a number X such that:

A*X = 1

When we work with real numbers, X = 1/A

Then:

A*(1/A) = A/A = 1

This means that (1/A) is the multiplicative inverse of A.

Where we need to have A ≠ 0, because we can not divide by 0.

Now we want to find the multiplicative inverse of the numbers:

2: Here the inverse is (1/2) = 0.5

1/5:  Here the inverse is  (1/(1/5)) = (5/1) = 5

-4: Herre the inverse is  (1/(-4)) = -(1/4) = -0.25

7 0
3 years ago
Supposed eight out of every 20 students are absent from school lesson five days a year predict how many students would be absent
choli [55]
8 X
----- = ------
20 40000

40000/20=2000
2000*8=16000

X=16000
6 0
3 years ago
There are 70 students in the school band. 40% of them are sixth graders, 20% are seventh graders, and the rest are eighth grader
8090 [49]

Answer:

40%

Step-by-step explanation:

40% of 70 is 28

20% of 70 is 14

so there are 28 8th graders 28 is 40% of 70

Also, #SPEEDRUN

8 0
3 years ago
Read 2 more answers
I definitely need help, big time. What's the step by step solution to this math problem -(80/-10)^2?
mojhsa [17]
The final answer is -64
6 0
3 years ago
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