Which situation can be represented by the inequality 4x − 25 ≤ 125?
a. frank bought four tires for x dollars each. he had a coupon for a $25 discount. the total came to less than or equal to $125.
b. frank bought four tires for x dollars each. he paid $25 in shipping for a total less than or equal to $125.
c. frank bought 25 tires for x dollars each. he paid $4 in shipping for a total less than or equal to $125.
d. frank bought x tires for $25 each. he paid $4 in tax for a total less than or equal to $125.

Question 1(multiple choice worth 1 points)(07.06 mc)a group of students must collect at least $150 to organize a science fair. they have already collected $30. which graph best represents all remaining amounts of money, in dollars, that thestudents should still collect to organize the science fair? -210 -180 -150 - 120 -90-60 -300306090 120 150 180 210-210 -180 -150 - 120 -90 -60 -30 0 30 60 90 120 150 180 210-210 -180-150 - 120 -90-60-300 30 60 90 120 150 180 210-210 -180 -150 - 120.90 -60 -30 0 30 60 90 120 150 180 210

How do you use the elimination method for this question? explain, because i really want to understand!

Simplify the expression. -2/5(10+15m-20n)