Answer:
f(x) = 2x² + 3
g(x) = x² - 7
( f - g)(x) = 2x² - x² +3 --7
= x² + 3 + 10
= x² + 10
Hope this helps.
Answer:
x=7
because distributive property and addition and subtraction
Answer:
Cash Saver has the best price $13.44 per pound
Step-by-step explanation:
Lets work in oz.
PW sells 10 oz for 8.50 so 8.50/10 = 85 cents per ounce
CS sells 8 oz for 6.75 so 6.75/8 = .84 cents per ounce
Remember 16 oz in a pound
Could possibly be a geyser
Answer:
k=4
Step-by-step explanation:
5-7k=-4(k+1)-3
Distribute
5-7k=-4k-4-3
Combine like terms
5-7k=-4k-7
Add 7k to each side
5-7k +7k = -4k+7k-7
5 = 3k-7
Add 7 to each side
5+7 = 3k-7+7
12 = 3k
Divide by 3
12/3 = 3k/3
4=k
