Answer:
(x) = 
Step-by-step explanation:
let y = f(x) , then rearrange making x the subject
y = 6x + 7 ( subtract 7 from both sides )
y - 7 = 6x ( divide both sides by 6 )
= x
Change y back into terms of x with x = (x) , then
(x) =
Answer:
x - sqrt(2)
Step-by-step explanation:
x - sqrt(2)
Answer:
41*
Step-by-step explanation:
90*-41*=41*
Hope This Helps;)<3
<span>twice the sum of a number and seven is 8
2(x+7)=8</span>
Answer:
8 cups of water : 1 cup of cleaner
Step-by-step explanation:
To find the ratio, divide one value by the other. 12÷1½=8, so the ratio is 8 cups of water : 1 cup of cleaner.
