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
telo118 [61]
3 years ago
8

Help help help math math math

Mathematics
1 answer:
Svetllana [295]3 years ago
7 0

Answer:

x=12

Step-by-step explanation:

(4x + 15) + (x + 5) = 180 \\ 5x + 20 = 180 \\ 5x = 60 \\ x = 12

You might be interested in
Is this question proportional? why or why not
sergij07 [2.7K]
No because the cost to ship a video game starts at 4.85 but if it were to start at zero than I would because it consistently adds 39.99.
8 0
3 years ago
Solve for x in simplest form: 4 = 2/3(2x -9)
irina [24]

Answer:

x = 7.5

Step-by-step explanation:

4 = 2/3 (2x - 9)

4 = 4/3x - 6

4 + 6 = 4/3x - 6 + 6

10 = 4/3x

10 x 3/4 = x

x = 7.5

8 0
4 years ago
a triangular sail has a base length of 2.5 meters. the area of the sail is 3.75 square meters. how tall is the sail?
Alik [6]
Area=1/2 times height times base
base=2.5
area=3.75
subsitute

3.75=1/2 times height times 2.5
multiply both sides by 2 to get rid of fraction
7.5=height itmes 2.5
divide both sides by 2.5
3=height

sail is 3 meters tall
4 0
3 years ago
Read 2 more answers
A local store is advertising a shirt on sale for 40% off the original price. The sale price is $21.00. What was the original pri
pishuonlain [190]

Answer:

  $35

Step-by-step explanation:

If $21 is 60% of the original price, then the original price is ...

  21 = 0.60p

  21/0.60 = p = 35

The original price is $35.00.

8 0
3 years ago
What is the measure of an interior angle of a regular polygon with 15 sides? 130° 24° 180° 156°
ziro4ka [17]
The answer is 156°, hope it helps
8 0
4 years ago
Other questions:
  • If you're good at trig please help meeeee<br> Show full working out pls
    10·1 answer
  • At summer camp the ratio of boys to girls was 7:2 If there were 21 boys how many girls were there?
    11·1 answer
  • How to do 42 x 31 multiplication and 24 x 65
    6·2 answers
  • What is the initial value of the exponential function<br>shown on the graph<br> 0,1,2,4​
    5·2 answers
  • two buses leave the terminal at 12 noon. bus #86 takes 45 minutes to complete its route. bus #79 takes 60 minutes when is the ne
    5·2 answers
  • NICKI OR CARDI.............
    11·2 answers
  • 2. Solve for x?<br> 3x + 4 = 2x + 10
    13·1 answer
  • Graph the line.<br> y+5= -1/3(x-4)
    10·2 answers
  • Help idk how to do this shi and I’m stuck
    14·1 answer
  • Please help me solve the above correctly and I will mark you as brainliest​
    5·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!