1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
valina [46]
3 years ago
8

MARK AS BRINLEST 7 + x = 21

Mathematics
2 answers:
zheka24 [161]3 years ago
3 0

Answer: 14

Step-by-step explanation:

21-7=14

Artist 52 [7]3 years ago
3 0

Answer:

14

Step-by-step explanation:7+x=21

7+7=14

14+7=21

x=14

You might be interested in
Find the value of x and y.<br> 20<br> X<br> 12<br> у<br> X = <br> y =
Slav-nsk [51]

Answer:

Step-by-step explanation:

Therefore: The slope is: m=1. The y -intercept is: b=12 or (0,12)

4 0
3 years ago
Two rectangles are similar. One has a length of 12 cm and a width of 9 cm, and the other has a width of 8 cm. Find the length of
Serhud [2]
Use an equation of ratios to solve this:

12 cm             9 cm
----------     =   ---------
    x                 8 cm

Cross multiplying, 9x = 96, and x = 32/3 cm   (10 2/3 cm).
7 0
3 years ago
A student correctly added the two two-digit numbers on the left of the board and got the answer 137. What answer will she obtain
Goryan [66]

Answer:

im sry but i need halppppp with this

Step-by-step explanation:

7 0
3 years ago
4(x - 1) + 3 - 2 ÷ 2
GREYUIT [131]

Answer:

no solution with given parts of equation

Step-by-step explanation:

4(x-1)+3-2/2=n

4(x+1)+3-1=n

4(x+1)+2=n

4x+4+2=n

4x+6=n

Alternatively:

Slope = 4

x-intercept = -1.5

n-intercept = 6

5 0
3 years ago
Read 2 more answers
You went 160 miles in 20 hours. What is the constant of proportionality that relates the y, the distance in miles to x, the time
Mamont248 [21]

Answer:

X = Y times 8

Step-by-step explanation:

You need to figure out how many miles you can go in an hour.

160/x and 20/1

20x=160

x=8

You can go 8 miles in 1 hour.

Therefore, if X is 1 and Y is 1

1 = 8

1 hour equals 8 miles

8 0
2 years ago
Other questions:
  • The system of equations graphed below has how many solutions?
    12·1 answer
  • the lunch lady has 5 pounds of lasagna. If she makes 1/4-pound servings using this amount of lasagna, how many servings can she
    10·2 answers
  • Bobby bought 3 5/12 ft of red ribbon and 5 1/12 ft of yellow ribbon. ribbon costs $1.20 a foot. How much did Bobby spend on ribb
    15·1 answer
  • Ss attached please help
    10·1 answer
  • A plant cell has a length of 0.000085 meters. Which is this length written in scientific notation?
    9·2 answers
  • figure a~figure b:figure a r=4 ft figure b r =2 ft v=352 cu ft fing the volume of figure b for a final exam due at midnight, wil
    6·1 answer
  • What is the area of this figure?​
    13·2 answers
  • Use the distributive property to write the following expressions in expanded form 8(a+3b)​
    10·2 answers
  • Three shipping companies want to compare the mean numbers of deliveries their drivers complete in a day.
    7·1 answer
  • HELP ME PLEASE IT WOULD BE NICE
    11·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!