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mrs_skeptik [129]
3 years ago
5

What's the inverse of x+y=7

Mathematics
1 answer:
serious [3.7K]3 years ago
4 0

Answer: x-y=7

Step-by-step explanation:

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14/1 ÷ 3/8 = please show work and answer fast​
jarptica [38.1K]

Answer: 37 1/3

Step-by-step explanation:

14/1÷3/8=?

Dividing two fractions is the same as multiplying the first fraction by the reciprocal (inverse) of the second fraction.

Take the reciprocal of the second fraction by flipping the numerator and denominator and changing the operation to multiplication. Then the equation becomes

14/1 × 8/3=?

For fraction multiplication, multiply the numerators and then multiply the denominators to get

14×8/1×3 = 112/3

This fraction cannot be reduced.

The fraction

112/3

is the same as

112÷3

Convert to a mixed number using

long division so

112/3=37 1/3

Therefore:

14/1 ÷ 3/8=37 1/3

5 0
3 years ago
Do you know what the answer is to this question
RUDIKE [14]
Use subsiution]
y=-3x+5
subsitute -3x+5 for y in second equation
5x-4(-3x+5)=-3
distribute
5x+12x-20=-3
add like terms
17x-20=-3
add 20 to both sides
17x=17
divide both sides by 17
x=1
now subsitute 1 for x
y=-3x+5
y=-3(1)+5
y=-3+5
y=2


x=1
y=2
4 0
3 years ago
1/2(6x-5)=x-3/2 solve for x
Artyom0805 [142]

Answer:

1/2

Step-by-step explanation:

5 0
3 years ago
Read 2 more answers
The first 4 terms of a geometric sequence are 2, 6, 18, 54. Part A: Find the common ratio. Remember the common ratio is the numb
ra1l [238]

Answer:

Common ratio is 3

The three terms are 162, 486, 1458

Step-by-step explanation:

Given: The first 4 terms of a sequence are 2,6,18,54

To find:

A. the common ratio

B. the next 3 values in the geometric sequence

Solution:

Geometric sequence is a sequence in which each of the terms is obtained by multiplying the previous term by a fixed number.

A.

\frac{6}{2}=3\\\\\frac{18}{6}=3\\\\\frac{54}{18}=3

So, the common ratio is 3

B.

The next three values are as follows:

54(3)=162\\162(3)=486\\486(3)=1458

8 0
3 years ago
HELP PLEASE!!!!! ASAP! WILL GIVE BRAINLIEST TO THE FIRST PERSON!
bazaltina [42]

Answer:

1.A

2.A

3.D

4.A

5.A

Step-by-step explanation:


8 0
3 years ago
Read 2 more answers
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