9x-7x= 2x
because both are x's now u cant add nor subtract anything to Y so just leave it alone but u can add 6+14
2x+8y=20
Answer:
The quotient of (x^2-4xy) is x-4y
Step-by-step explanation:
210 ÷ 6 = 35 miles to the gallon
280 ÷ 35 = 8 gallons for 280 miles
He needs to cut 3/8 off because 3 1/8-2 3/4=3/8.
Sometimes subtraction<span>, rather than addition, is required to solve problems that involve </span>fractions<span>. Suppose you are making pancakes and need cups of flour but you only have cups. How many additional cups will you have to get to make the pancakes? You can solve this problem by </span>subtracting<span> the mixed numbers.</span>