Mathematics, 30.11.2020 22:10, memeitupkevin
Eduardo solved the following inequality, and his work is shown below:
−5(x + 4) + 21 ≥ −3 + 4(x − 8)
−5x − 20 + 21 ≥ −3 + 4x − 32
−5x + 1 ≥ 4x − 35
−9x ≥ −36
x ≥ 4
HELP ME WIT THIS PLS:
What mistake did Eduardo make in solving the inequality? (2 points)
A. When dividing by −9, he did not change the ≥ to ≤.
B. He subtracted 4x from both sides when he should have added 5x.
C. He subtracted 1 from both sides when he should have added 36.
D. He did not make a mistake.
Answers: 3
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Prove that 3: 8 is equivalent to 12: 32.a. use diagrams to support your answer.
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How many of the 250 grandparents in the population would you expect to prefer online shopping with merchant a? merchant a: 4 merchant b: 6 merchant c: 2 merchant d: 3 other: 5 none: 5 answer choices: a. about 4 b. about 8 c. about 40 d. about 21
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Tabby sells clothing at a retail store, and she earns a commission of 6.25% on all items she sells. last week she sold a pair of jeans for $32.50, a skirt for $18.95, and 2 blouses for $14.95 each. what was tabby's total commission? a $4.15 b $5.08 c $81.35 d $348.60
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Eduardo solved the following inequality, and his work is shown below:
−5(x + 4) + 21 ≥ −3 + 4(x − 8...
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