Answer:
A.
Step-by-step explanation:
3x + x - 13 + 4 - 6x = 12
we try to combine the elements with the same power of x (including the ones without any x) :
3x + x - 6x
-13 + 4
so, we get
-2x - 9 = 12
-2x = 21
x = -21/2
It would be $20.40 because 20% off of $28.00 is $22.4 - $2.00= $20.40
Answer:
x=-2 y= -5
x=-1 y=-3
x=0 y=-1
x=1 y=1
x=2 y=3
x=3 y=5
Step-by-step explanation:
147 is equivalent to 1.47 grams