3 years ago

Pls help, it’s worth 15 points!

Mathematics

2 answers:

babunello [35]3 years ago

7 0

It’s option 1: 30 + 22i

Molodets [167]3 years ago

5 0

Answer:

(1) <em>30 + 22i </em>

Step-by-step explanation:

x = 3 + 7i ⇒ 2x = 6 + 14i

y = - 6 - 2i ⇒ 4y = - 24 - 8i

2x - 8y = ( 6 + 14i ) - ( - 24 - 8i ) = 6 + 14i + 24 + 8i = (6 + 24) + (14i + 8i )

2x - 8y = <em>30 + 22i</em>

You might be interested in

Find the area and please show the steps and explain. Thanks!

Anit [1.1K]

I'm pretty sure you just add all the numbers up so it would be 569.9 ft

3 0

3 years ago

Division of fractions

Verizon [17]

Answer:

The first step to dividing fractions is to find the reciprocal (reverse the numerator and denominator) of the second fraction. Next, multiply the two numerators. Then, multiply the two denominators. Finally, simplify the fractions if needed.

5 0

2 years ago

Read 2 more answers

PLEASE ANSWER!! The graph shows that the distance a dog runs is proportional to the time the dog is running. You want to use onl

Tasya [4]

Answer:

You have selected correct answers

The rate is 9.7 feet per second

Step-by-step explanation:

$\frac{9.7}{1}=\frac{38.8}{4} = 9.7$

5 0

3 years ago

Explain how you could use the distributive property to find how many gallons of water are pumped out of the black hole in 2 1/2

Otrada [13]

Answer:

by counting the numbers

Step-by-step explanation:

1 + 1 + 1 + 1 + 1 etc

6 0

2 years ago

Find the number n that fits all of the conditions

finlep [7]

Your answer would be 12

7 0

3 years ago