Answer:
2/5x = 3/20 or 2/5 *x = 3/20
Step-by-step explanation:
These are the same thing just different ways to write. The x represents the unknown number
Answer:
46.9
Step-by-step explanation:
328/7 = 46.9
To double check: 46.9 x 7 = 328
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Answer:
27.4 metres
Step-by-step explanation:
Um, your question is missing the x's. I'm going to assume, -4.9x^2+22x+5.5
= -4.9(3)^2+22(3)+5.5
= 27.4
At 3 seconds the ball is 27.4 metres above the ground.
Answer:
wait whats the question-
Step-by-step explanation:
The answer is z = 4 because of you put 4 into the equation it equals to 100
