The first hexagon is dilated to form the second hexagon. Select answers from the drop-down menus to correctly complete the state
2 answers:
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Answer:
450 ounces
Step-by-step explanation:
We know that the cost of the mixture must be the cost of the everyday moisturizing lotion
plus the cost of the self-tanning lotion
, which means
.
The cost of any substance will be the cost per ounce of the substance (c), multiplied by the number of ounces (n), which means C=nc, so we have from the previous formula that we have:
But we also know that the number of ounces of the mixture must be the sum of the number of ounces of the everyday moisturizing lotion with the number of ounces of the self-tanning lotion, so we have
We want to calculate the number of ounces of the self-tanning lotion (), so we solve for that variable:
And substitute our values in this formula, to get:
Use quadratic formula
for ax^2+bx+c=0
x=
given
2x^2+23x-19=0
a=2
b=23
c=-19
x=
x=
x=
x=
or 
for ax^2+bx+c=0
x=
given
2x^2+23x-19=0
a=2
b=23
c=-19
x=
x=
x=
x=