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
Len [333]
2 years ago
9

If A and B are complementary angles and A = (8x+20), B = (7x-5) find A

Mathematics
1 answer:
Dima020 [189]2 years ago
8 0

Answer:

m∠A = 60°

Step-by-step explanation:

Complementary Angles add up to 90°

Step 1: Set up equation

8x + 20 + 7x - 5 = 90

Step 2: Solve for <em>x</em>

15x + 15 = 90

15x = 75

x = 5

Step 3: Find m∠A

m∠A = 8x + 20

m∠A = 8(5) + 20

m∠A = 40 + 20

m∠A = 60°

You might be interested in
9(8s - 5f) use f = 3 and s = 4
Savatey [412]

Answer:

153

Step-by-step explanation:

8x4=32

5x3=15

32-15=17

9x17=153

5 0
3 years ago
Read 2 more answers
Heeeeeeelp meeee.......... pleassssssssseeeeeeeeeeeeeee............
ahrayia [7]

Answer:60

Step-by-step explanation:

6 0
3 years ago
Read 2 more answers
Mackenzie spent a total of $17.50 on Saturday afternoon.She bought a movie ticket for $7.25 and snacks for $4.95.She spent the r
Helga [31]
17.50-7.25-4.95=5.30/2=2.65
5 0
2 years ago
PLEASE HELP QUICK WILL MARK BRAINLIEST.
ioda

Answer:

4.57

Step-by-step explanation:

7 can go into 32 4 times but your remainder is going to be 5

5 0
3 years ago
What type of function does this equation represent?<br> 2<br> Y = 4<br> (1)
Sphinxa [80]

Answer:

2y=4 is a linear function

Step-by-step explanation:

Since 2y=4 is the same as 2y¹=4, then a degree of 1 makes the function linear, aka. a straight line.

4 0
2 years ago
Other questions:
  • Joey and Nolan are each solving the equation 13x - 42 = 18 - 7x.
    14·1 answer
  • If one coin is flipped and then a second coin is flipped, what is the probability that both coins turn up tails? question 18 opt
    11·1 answer
  • A bag of marbles contains 6 blue marbles, 2 yellow marbles, 4 red marbles, and 1 green marble. what is the probability of reachi
    7·2 answers
  • Between what two integers is √95?
    5·1 answer
  • How long will it take for money to double if it is invested at 7% compounded monthly?
    15·1 answer
  • Pls help this is due really soon
    10·2 answers
  • Need some help on this one pls (marking brainlist) :D​
    12·1 answer
  • Find a point on the curve x^3+y^3=11xy other than the origin at which the tangent line is horizontal.
    11·1 answer
  • In February, the amount of snowfall was 2 3/8 feet. In March, the amount of snowfall was 1 1/3 feet. What was the amount of snow
    7·1 answer
  • Please help me with this​
    12·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!