What is the expression ????
Step-by-step explanation:
a ) given,
bill have money = x
Ben have money = twice the money bill have so,
in term of x it is = 2x
b ) given,
weight of box = 90 g
in term of b boxes it is,
b = 90g
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The answer is C. that is 67 percent of the original.
Y=3x has a positive slope, and Y=-3x has a negative slope.