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Kay [80]
3 years ago
13

Need help on these problems

Mathematics
2 answers:
Eduardwww [97]3 years ago
8 0

Answer:

1.) x = 50 2.) x = 70

Step-by-step explanation:

These angles are complementary angles meaning the angles add up to 90°. Therefore, we can set up equations to solve for the variables.

1.)

x + 40 = 90

x = 50

2.)

x + 20 = 90

x = 70

hammer [34]3 years ago
4 0

Answer:

x = 50°

x = 70°

Step-by-step explanation:

90° - 40° = 50°

x = 50°

90° - 20° = 70°

x = 70°

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Answer:

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8 0
3 years ago
Steven read 2 12 of the 8 books he
professor190 [17]

Answer:

1.33 percent of his 8 books.

Step-by-step explanation:

Assuming you mean \frac{2}{12} , that equates to 1.33 percent of 8, thus he has read <em>one whole book </em>and is reading his second one.

4 0
3 years ago
What is the equation, in point-slope form, for a line that goes through (2, -6) and has
sdas [7]
Answer: D

Explanation:

Point slope form:

(y - y1) = m(x - x1)

Coordinate given = (2,-6)
Slope = 3/5

Thus:
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6 0
3 years ago
25x2-8x=12x-4 <br> Can someone please help me on this ?????
Natalka [10]

Answer: X=2.7

Step-by-step explanation:

25*2-8x=12x-4

50-8x = 12x-4

subtract 50 from both sides

-8x = 12x-54

subtract 12x from both sides

-20x= -54

divide both sides by -20

X=2.7

4 0
3 years ago
Read 2 more answers
Factor the expression using GCF 10v + 12u
romanna [79]

Answer:

Step-by-step explanation:

Do not confuse the GCF with the Least Common Denominator (LCD) which is the smallest expression that all terms go into, rather than the greatest number

8 0
4 years ago
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