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
salantis [7]
3 years ago
12

Help me lol !! will give brainleist

Mathematics
2 answers:
Naddika [18.5K]3 years ago
5 0

Answer:

50+2x+(3x-10)=180

From there we do prealgebra

then x=28

katovenus [111]3 years ago
3 0

Answer:

28

Step-by-step explanation:

Since, Sum of triangle is equal to 180°

180 = 2x + 50 + 3x - 10

180 = 5x + 40

180 - 40 = 5x

140 = 5x

140/5 = x

28 = x

You might be interested in
Consider the following null and alternative hypotheses.
Rus_ich [418]
Answer is c indicate a one tailed test
5 0
2 years ago
What is the a simpler form of the following expression (2n+2)(2n-2)
san4es73 [151]

Answer:

4*n^2 - 4

Step-by-step explanation:

(2n+2)(2n-2) = 4*(n^2) - 4n + 4n - 4 = 4*(n^2) - 4

5 0
3 years ago
Read 2 more answers
in November 2013, the exchange rate between Australian dollars (A$) and singapore dollar (S$) offered by a money changer was A$1
rodikova [14]
<span>(A) formulate an equation for x: A$100= S$(65-5) So A$100= S$(60) So A($100)/60 = S$(60)/60 THEN A(1.66)= S$(1) (B) find the value of x: (By the previous equation provided x = ((A$100)/(S$))+5 (C) find the amount of Singapore dollars mr neo received if he exchanged A$125 in November 2013: IF A$(1.66)=S$(1) then A$(1.66x125)= S$(207.50) Thank you!</span>
7 0
4 years ago
My Math Integers. I'm stuck on this problem.. Someone please help? (-4)(-9) =
tatuchka [14]

Answer:

It is 36

Step-by-step explanation:

minus × minus equals + so its 36

5 0
3 years ago
Read 2 more answers
Manuel is filling water balloons at a constant rate of 3 water balloons per minute.
Nesterboy [21]
75 watch balloons filled in 40 mins
6 0
3 years ago
Other questions:
  • The line that goes through the point (5,-2) and (8,4)
    10·1 answer
  • I will mark Brainliest
    9·2 answers
  • How to simplify-18 &lt; 9x
    9·2 answers
  • Leyla drops a penny from a height of 150 m. How long will it take the penny to hit the ground?
    13·1 answer
  • The intersection of two lines is a
    5·1 answer
  • Evaluate the mean of each data set mentally<br> 27, 30, 33
    8·1 answer
  • I have keys, but no locks and space, and no rooms. You can enter, but you can’t go outside. What am I?
    5·1 answer
  • Find the lowest common denominator of 1/3 and 2/5
    9·1 answer
  • A school is going to a field trip to the zoo. There were S amount of students. The tickets are 15 dollars each. The school ended
    8·1 answer
  • cookies for a school fundraiser cost $3.75 per box. The total amount recieved from the cookie sale is $2718.75. How many boxes o
    8·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!