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
Vedmedyk [2.9K]
2 years ago
13

Solve the equation using mental math. 7 + r = 15

Mathematics
2 answers:
VladimirAG [237]2 years ago
7 0

Answer:

\displaystyle 8 = r

Step-by-step explanation:

7 + r = 15

- 7 - 7

________

\displaystyle r = 8

I am joyous to assist you anytime.

mrs_skeptik [129]2 years ago
5 0

Answer:

r = 8

Step-by-step explanation:

7 + 8 = 15

so r = 8!

You might be interested in
Anychance anyone can answer this?
Vanyuwa [196]

Answer:

-3: C

-2: F

-1: A

6: D

Step-by-step explanation:

-3+2 = -1

-1 = (-1)^3

-3: C

-2+1 = 0

0 = 0^3

-2: F

-1+2 = 1

1 = 1^3

-1: A

6 + 2 = 8

8 = 2 x 2 x 2 = 2^3

6: D

6 0
3 years ago
Find (dy)/(dx) for y=x^(2)+x+1
Alla [95]

Answer:

I believe it's 4

Step-by-step explanation:

7 0
3 years ago
3/4 times 2/4<br> thank you
irinina [24]

Answer:

3/8 (0.375)

Step-by Step:

8 0
3 years ago
Can someone please help and explain this
nadezda [96]
Using proportional
x/10 = 14/8
x = 10*14/8
x = 17.5

answer
C. x =17.5

6 0
3 years ago
Read 2 more answers
A three-pack of bar soap has a wholesale cost of $1.15. A pharmacy wants to sell this product with a markup of 60%. What are the
Helen [10]
C......................
5 0
3 years ago
Other questions:
  • Harry has a cube with a side length of 7cm. What is the volume of Harry’s cube?
    12·2 answers
  • You are traveling down the interstate averaging 50 mph. How much time has passed when you have traveled 120 miles?
    7·2 answers
  • 15 is what percent of 90?​
    5·2 answers
  • Tom has a can of paint that covers 37 1/2 square meters. Each board on the fence has an area of 3/16 square meters. How many boa
    15·1 answer
  • Which represents the solution(s) of the graphed system of equations, y = x2 + 2x – 3 and y = x – 1?
    11·1 answer
  • Is 60% greater than 5 over 8 yes or no and why not
    12·2 answers
  • Part A: Factor 3x2y2 − 2xy2 − 8y2. Show your work. (4 points) Part B: Factor x2 + 10x + 25. Show your work. (3 points) Part C: F
    7·1 answer
  • Select all the expressions that all have the following quotient 2m+3
    6·1 answer
  • Ricky has a bowl with 80 jellybeans there are 16 red 24 green 12 yellow black, ricky takes one jellybean from the bowl without l
    9·2 answers
  • BRAINLIEST!! What’s 36.3 square root ?
    7·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!