If f=4 then fx=8 but this question dosent make sense
Answer: x+2 1/4
Step-by-step Explanation: It does not tell you how much you had before they added 2 1/4 cups of water. all you need is a variable to represent the unknow number. A variable is a letter that represents something, A-Z.
You have the ability to understand and apply the laws of algebra. When you simplify algebraic expressions, you can apply the rules such as the law of exponents, the PEMDAS rule, operations involving fractions and many more. Algebra is the basic form of mathematics.
Answer:
<u>Answer</u><u> </u><u>is</u><u> </u><u>1</u><u>/</u><u>6</u>
Step-by-step explanation:

Let, the number of weeks = x
It would be: 17 + 11x ≥ 72
Subtract 17 from both sides,
11x ≥ 55
Divide by 11,
x ≥ 5
So, at-least he needs 5 weeks for that
Hope this helps!