EquationsWord prob Coin & CI Expressions & Order of Operations Inequalities

100

200 Length = 7m width = 13m The width of a rectangle is 8 less than 3 times the length. If the perimeter is equal to 40m, find the dimensions of the rectangle. (algebraic solution only)

300 X = Solve for x. Round your answer to the nearest hundredth. 2( x) =.01x

Solve for v: -(11 – 2v) = 5(v + 8) 400 v = -17

Solve for y: 500 v = 1/2

A local computer center charges non members $5 per session to use the media center. If you pay a membership fee of $25, you pay only $3 per session. Write an equation that can help you decide whether to become a member. Then solve the equation. 3x + 25 = 5x; 12.5 sessions 100

If one side of a square is represented by 2x + 4. If the perimeter of the square is 56 in, find x

The sum of three numbers is 123. The second number is 9 less than two times the first number. The third number is 6 more than three times the first number. Find the three numbers. 21, 33,

X ≤ 74.9; 74 boxes 400 Write and solve and inequality: The freight elevator of a building can safely carry a load of at most 4000lb. A worker needs to move supplies in 50-lb boxes from the loading dock to the 4 th floor of the building. The worker weighs 160 lbs. The cart she uses weighs 95 lbs. What is the greatest number of boxes she can move in one trip?

Mr. Fields spent 6 hours on a trip out into the country and back. He walked out at a rate of 4 mph and walked back at a rate of 2 mph. How far out into the country did he go? *****(Won’t be on test) 8 miles 500

Mr. Boyce deposited $170 in his bank. The number of $5 bills was three times the number of $10 bills, and the number of $1 bills was thirty more than the number of $5 bills. How many bills of each type did he deposit? 5, 15,

200 A purse contains $4.70 in nickels and quarters. There are 30 coins in all. How many of each kind are there? 16 quarters and 14 nickels

Find three consecutive even integers whose sum is , -6,

the greater of two consecutive even integers is six less than twice the smaller find both 8,

Jane has $2.80 in quarters and dimes. The number of dimes is 7 less than the number of quarters. Find the number of each. Use algebra! 500 Quarters:10, dimes 3

-1/2 500

Graph the inequalities on a number line: 1) x > -7 2) 10 ≤ x See graphs: 1)Open circle at -7, arrow right 2)Closed circle at 10 arrow right 100

x < -2 V x ≥ 4 x < -2 or x ≥ Write the inequality for the given graph: -2 4

300 5 ≥ x, colored in circle at 5 arrow left Solve and graph: -14 ≤ 6 – 4x

Solve and graph: 3 + 9x < 12 or 11 < x + 5 X 6, open circles at 1 and 6 arrows out in opposite directions 400

-3 ≤ x < 5; colored in at -3 open at 5, bar in between 500