3 years ago

I need to know what number goes here? HELP!

Mathematics

1 answer:

Anit [1.1K]3 years ago

3 0

Answer:

Step-by-step explanation:

cross multiply 7/63 by 1/x

so, multiply 7 by x and 63 by 1

you get 63=7x

divide by 7 on both sides and you get 9

You might be interested in

What interger is equivalent

alexandr1967 [171]

9.5 is your answer if you can do that because 3/2 is 1.5

6 0

3 years ago

Solve for x. x2−10=−5 x=±5√ x=±15−−√ x=±35√ x=±50−−√

aksik [14]

Answer:

x=±5√

hope this helped

Brainliest?

5 0

3 years ago

Read 2 more answers

The girls in Lana’s troop set a goal to sell 1,000 boxes of cookies this year. There are 13 girls in the troop. At least how man

tiny-mole [99]

Answer:

77 boxes

Step-by-step explanation:

1000/13= 76.9230769

They can't sell part of a box and a little extra money never hurt any one.

4 0

3 years ago

Read 2 more answers

Jack has $37 and saves $6.50 per week. Diane has $9 and saves $8.25 per week. Define a variable, then write and solve an equatio

Aleks [24]

Answer:

Defining variable: x = per week

Equation: 37 + 6.5x = 9 + 8.25x

Answer: 16 weeks

Step-by-step explanation:

x = per week

Jack:

37 + 6.5x

Diane:

9 + 8.25x

Equation:

37 + 6.5x = 9 + 8.25x

-1.75x = -28

x = 16

5 0

3 years ago

13 Use the circle below for questions 13-16.

Natasha_Volkova [10]

Answer:

NK=12

Step-by-step explanation:

x^2 +9^2=15^2

x^2+81=225

subtract 81

x^2=144

x=12

(This is only for number 13, I don't know the answer to 14-16)

3 0

3 years ago