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
insens350 [35]
2 years ago
11

PLEASE HELP!

Mathematics
1 answer:
Fed [463]2 years ago
8 0

Not sure for (b)

Step-by-step explanation:

(a)55+80+x=180 (angles inside the triangle)

135+×=+180

x=180-135

x=45

You might be interested in
What is l-8l?<br> -16<br> -8<br> 8 <br> 16
Makovka662 [10]

Answer:

8

Step-by-step explanation:

Absolute Value  (| |) is the number of spaces away from 0. -8 is 8 spaces away from 0 and 8 is 8 spaces away from 0.

Hope this helps plz  mark brainliest if correct :D

6 0
2 years ago
Tyrone wrote an equivalent expression for 28 + x - 2n + 7 - n - 5x + 4. His equivalent expression was -3n - 5x + 39 + x. What er
MA_775_DIABLO [31]

Answer with Step-by-step explanation:

We are given an expression:

28 + x - 2n + 7 - n - 5x + 4

We have to find its equivalent expression

On combining the like terms of the above expression

28+4+7+x-5x-2n-n

= 39-4x-3n

= -3n-4x+39

According to Tyrone the equivalent expression was:

-3n - 5x + 39 + x

The error Tyrone made was:

A. Tyrone neglected to combine the x terms

6 0
3 years ago
Read 2 more answers
I will give brainlest help plssss
Charra [1.4K]

Answer:

Step-by-step explanation:

7 0
2 years ago
Read 2 more answers
Evaluate a+b for a= -9 and b=6
jeka94

Answer:

-9+6=-3

Step-by-step explanation:

6 0
3 years ago
Read 2 more answers
Simplify the following expression: 3(2x - 5) + (6x - 4) Show your work
NISA [10]

Answer:

6x - 15+(6x-4)

6x-19+6x

=12x-19

5 0
2 years ago
Other questions:
  • Megan start studying at 10 minutes past 4 and finishes at 5:49 how long did she study for give me a start middle and end
    14·1 answer
  • Calculate the length of a triangle if another length is 15 feet and the hypotenuse is 39 feet.
    7·1 answer
  • Xy=-42 what is the answer to it ?
    12·1 answer
  • X-4/10=7/5<br> Plz solve these
    10·2 answers
  • Animal researchers studying cows and horses conducted a two-sample t-test for a difference in means to investigate whther grazin
    8·1 answer
  • Combination and permutation problems. Giving brainliest to whoever works it out and explains it to me!
    8·1 answer
  • I WILL GIVE BRAINLIEST IF CORRECT (and 10 points)
    12·1 answer
  • Ty guys for helping me i need two more pls
    12·2 answers
  • ESTIMATE 87.4 x 26.67
    14·1 answer
  • Please help it’s asking the perimeter to the nearest tenth
    13·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!