3x=3x -3 which would equal infinite or no solution. Hope this helps !
For these problems, the this number is this percent of what number ones, turn the percent into a decimal.
Do this by moving the decimal two places to the left.
0.25 is the decimal.
Now divide the whole number by the decimal.
60/0.25=240
60 is 25% of 240
U call it keep change change. keep 15.7. change it to subtract and change -3.45 to just 3.45 (positive not negative)
Answer:
b
Step-by-step explanation:
Answer:
Let v = ml of 100% vinegar
Then 150-v = ml of dressing
v + .05(150-v) = .24(150)
v + 7.5 - .05v = 36
.95v = 28.5
v = 28.5/.95
v = 30 ml of vinegar
dressing = 150-30 = 120 m