I tried to answer these earlier but something glitched out. Hope this helps :)
Tomen puntos y doy corona al primero que comente hola
2 answers:
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<u><em>Answer:</em></u>
Move the decimal so there is one non-zero digit to the left of the decimal point. The number of decimal places you move will be the exponent on the
10
. If the decimal is being moved to the right, the exponent will be negative. If the decimal is being moved to the left, the exponent will be positive.
3.9894 ×
160 = 100%
56 = x%
then you would cross multiply
160x = 56(100)
160x = 5600
x =
x = 35
so
35% of 160 is 56.
56 = x%
then you would cross multiply
160x = 56(100)
160x = 5600
x =
x = 35
so
35% of 160 is 56.
C.) (-4,3)
Use the process of elimination and plug in the answer of x or y to one of the problems
Use the process of elimination and plug in the answer of x or y to one of the problems