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faust18 [17]
3 years ago
10

Whats the sum of -7x*y + 4x^2 - 2 and 4x'y + 1 - 8x^y?

Mathematics
1 answer:
matrenka [14]3 years ago
8 0

Answer:

-7xy+4x^2-8 and y+1-8x^y

Step-by-step explanation:

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PSYCHO15rus [73]
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7 0
3 years ago
For the equation, 1/2x - 3 + 4, what would be the y-intercept?
ryzh [129]

Answer:

1

Step-by-step explanation:

the y-intercept is -1 since 4-3 is 1

3 0
3 years ago
Read 2 more answers
Javier has a job installing windows. He earns a rate of $75 per day plus $8 per window installed. He also receives a stipend of
vichka [17]
75d+8w+25
Part A)
75 and 8 are coefficients because coefficients are the numbers before and multiplied to the variable.
d and w are variables because variables aresymbols to represent the unknown numbers.
25 is the constant because constants are not affected by the variable.
Part B)
75d+8w+25
75(5)+8(48)+25 replace the variables
375+384+25      multiply
        784                add
Part C)
No, because his stipend is a constant, and constants are not affected by the variable.
4 0
3 years ago
A circle has a diameter of 10 centimeters. of a sector with a central angle of 50 degrees is cut out, what is the area of this s
kramer

Answer:

D. 10.91 square centimeters

Step-by-step explanation:

Area of a sector of a circle = \frac{\theta}{360}\\ \pir^{2}

where \theta = 50^{o} C

radius (r) = half of diameter = 10/2 = 5 cm

Area  = \frac{50}{360} * \frac{22}{7} * 5^{2}

= 10.91 cm^{2}

8 0
3 years ago
I need help my people
Vika [28.1K]

Answer:

A. no

Step-by-step explanation:

You might expect to use SAS in showing similarity, but the sides on either side of congruent angles M are in the ratio of 3:4 in one triangle and 2:3 in the other. Corresponding sides do not have the same ratio, so the triangles cannot be similar.

hoped i helped :) can i get brainiest!!

8 0
3 years ago
Read 2 more answers
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