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
Ludmilka [50]
3 years ago
9

Please help me solve this (ASAP)

Mathematics
2 answers:
joja [24]3 years ago
7 0
Since complementary angles add to 90°, (4x - 1) and (5x + 19), also add to 90°.

Thus, lets form an equation:

90 = 5x + 19 + 4x - 1
72 = 9x
x = 9

Thus, the measure of angle B is 64°.
IrinaVladis [17]3 years ago
5 0
90=5x+19+4x-1
72=9x
X=9
You might be interested in
The scale of a map is known to be 1: 500 000. Find the actual distance (in km) between a mall and the bus interchange if the rep
Evgen [1.6K]

Step-by-step explanation:

when the scale says 1:500000, then that means 1 unit in the map corresponds to 500000 units in reality.

and so, 3.2 cm on the map are

3.2 × 500000 cm in reality.

3.2 × 500000 = 1,600,000 cm = 16,000 m = 16 km

7 0
2 years ago
Brooks built two similar wooden chests in the shape of rectangular prisms. She used 16 pints of paint to cover the outside of th
Anika [276]
The choices for this question is found elsewhere and as follows:

<span>A. 16/9 B. 4/3 C. 32/9 D. 64/27
</span>
From the choices, i think the correct answer from the choices listed above is option B since from the situation you are reducing the ratio. Hope this answers the question.
7 0
3 years ago
Which number line illustrates the problem below? x = -1 - (-2) -3
Alina [70]
The answers to that would be x=-2
5 0
3 years ago
Please can u help simplify
Triss [41]

Answer:

frac{21x^6y^5}{14x^2y^9}

Factor the number =\frac{7\cdot \:3x^6y^5}{14x^2y^9}

Factor the number 14=7. 2 =\frac{7\cdot \:3x^6y^5}{7\cdot \:2x^2y^9}

Cancel\:the\:common\:factor:}\:7 =\frac{3x^6y^5}{2x^2y^9}

Step-by-step explanation:

4 0
2 years ago
Find the equivalent exponential expression
Artemon [7]
[(-5)^3]^2
= (-5)^(3*2)
=(-5)^6

answer
(-5)^6

4 0
3 years ago
Other questions:
  • What does is 62+4 mean equal
    6·2 answers
  • What is a numerators characteristics
    10·2 answers
  • Eighteen is fifteen less than the product of a number and three .Find the number
    12·1 answer
  • How many square feet of paper do you need to cover a cube with a side 10 in. long? Round your answer to two decimal places.
    14·2 answers
  • A+b+c=75 find out a,b and c
    8·1 answer
  • Dinos diner charges 4$ for each sandwich. Carlas cafe charges 8$ for each sandwich write the total costs of 1 2 3 and 4 sandwich
    5·1 answer
  • 27r+45b<br>please help this for a math test​
    6·1 answer
  • Which situation represents a proportional relationship?
    7·2 answers
  • (3_4sin²a) (sec²_4tan²a) =(3-tan²a)(1-4sin²a)<br>​
    10·1 answer
  • ((cosx))/(1+sinx)+tanx
    12·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!