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
Svetllana [295]
2 years ago
5

-3x+20+7x=80 what is x? and how do I get it?

Mathematics
1 answer:
Svet_ta [14]2 years ago
3 0

Answer:

x = 15

Step-by-step explanation:

-3x+20+7x=80

Combine like terms

4x+20 = 80

Subtract 20 from each side

4x+20 -20 = 80-20

4x = 60

Divide by 4

4x/4 = 60/4

x = 15

You might be interested in
How to type a line above the number 6 on chromebook.
hjlf

Answer:

you put in the number 6 but you leave room uptop so enter and then put 6 for the----- so in other words

-----

6

8 0
2 years ago
3. Find the difference.<br> a. 82-(-14)<br> b. -18- (-55)<br> C. -17-44<br> d. 70- (-101)
n200080 [17]

Answer:

A. -68

B. 37

C. -61

D. 171

Step-by-step explanation:

Rule for A, B, D: 2 negatives is the same as addition

(how I did C: add them together then add the negative)

8 0
3 years ago
Determine the length of AS.<br> A. 12<br> B. 18<br> C. 3<br> D. 6
krek1111 [17]

Answer:

C. 3

Step-by-step explanation:

2x+6

Divide 2 on both sides

x=3

3 0
2 years ago
Read 2 more answers
What The probability is
lianna [129]
A) P( Jordan finishes before Jacobs)= 2/5 = 0.40
P( Jacobs finishes before Julia)   =  3/5 = 0.60
P(Jordan finishes before Jacobs AND before Julia) = 0.40 x 0.60 = 0.24

b)P( Jordan finishes before Jacobs)= 2/5 = 0.40 (already calculated


3 0
3 years ago
If A=37 and b =6 find a
Lady bird [3.3K]

Answer:

37

Step-by-step explanation:

you just told us a is 37.

I am probably wrong because it can't be that easy for that I am sorry for the stupid answer. Dint take it if you don't want to.

7 0
3 years ago
Other questions:
  • in order to qualify for a role in a play, an actor must be taller than 64 inches but shorter than 68 inches. the inequality 64 &
    6·2 answers
  • Find the value of each variable. Answer in simplest radical form.
    5·1 answer
  • angle, a and angle, b are complementary angles. angle a measures 22, degrees. What is the measure of angle b?
    14·1 answer
  • Which statement correctly compares the weight of a newborn beluga and newborn muskox
    13·1 answer
  • 1/9 of people in a class are left handed.
    11·1 answer
  • Expression equivalent to 17s-10+3(2s+1)?
    11·1 answer
  • make skateboards 1/4 of a mile in half of an hour at this rate how far was when she skateboard in an hour
    7·2 answers
  • a stadium floor that is in the shape of a circle has a diameter with a length of 210 yards which of these measurements is closes
    14·1 answer
  • How many solutions does this equation have?
    6·1 answer
  • How to find rations in triangles
    15·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!