Please help lol !!! :)
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Hi there!
Evalute by substituting in 5 for x:
w(5) = 9(5) + 8
Simplify:
w(5) = 45 + 8 = 53
Answer:
31.5 m^2
Step-by-step explanation:
To find the amount for 7 bags, create a proportion.
To solve for y, cross multiply numerator to denominator of each fraction.
4(y) = 18(7)
4y= 126
y= 31.5
7 bags will do 31.5 m^2