Mathematics, 24.03.2021 16:40 marandasullivan
Which of the following expressions is equivalent to -1/4y - 2 1/4y + 1/2 (4-2y)
A. -3y + 2
B. -3 1/2y + 2
C. -4y + 4
D. -4 1/2y + 2
Answers: 1
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Issof claims that the scale factor is 1/2. which statement about his claim is correct
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Sanjay solved the equation below. which property did he use to determine that 7x+42=42 is equivalent to 7(x+6)=42 7x+42=42 7x=0 x=0
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Statement reason 1. δabc is similar to δced. given 2. 3. definition of slope 4. slope of slope of definition of slope 5. slope of × slope of multiplying the slopes 6. slope of × slope of substitution property of equality 7. slope of × slope of simplifying the right side the table contains the proof of the relationship between the slopes of two perpendicular lines. what is the reason for statement 2? a. parallel line segments that meet a common perpendicular line are proportional in length. b. the lengths of vertical and horizontal sides in congruent triangles are in a common ratio. c. trigonometric identities determine the lengths of the legs in a right triangle. d. corresponding side lengths in similar triangles are proportional in length.
Answers: 2
Which of the following expressions is equivalent to -1/4y - 2 1/4y + 1/2 (4-2y)
A. -3y + 2
B....
B....
Computers and Technology, 04.09.2019 19:30