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Answer:
x = -15
Step-by-step explanation:
7 + (2/5)x = 1
First, divide two by five to get 0.4, then substitute in the choices given (remembering that you must also add seven afterward).
0.4*-15 = -6 -6 + 7 = 1 = 1
And there you have it!
*It is important to double check your answer by testing other numbers as well.
Answer:
42 meters
Step-by-step explanation:
because 13 + 13 + 8 + 8 = 42. and that's your answer
X=4
y=8
z=10
hope this helps