Use the formula 1/2(base1+base2)height. Substitute the values.
Answer: -2x² - 15x + 11
Step-by-step explanation:
Eleven is the sum. Add end is 7 and the ones is 4
Answer:
42 cups of flour
Step-by-step explanation:
12 is 4 times more than 3 (3 × 4 = 12), so we know that we need 4 times 10 1/2 (equal to 10.5) cups of flour.
All we need to do for this is do 10.5 × 4 = x and solve for x.
10.5 × 4 = 42 cups of flour
