Distribute
Distribute the following:
5(x + 2)
What is 5x + 10?
Solve the equation:
2 x - 8 = 10
What is x = 9 ?
WRITE AN EQUATION & SOLVE: Yahzier is 3 years older than his neighbor. Yahzier's age is 14 years old. How old is his neighbor?
What is 8 years old?
Equation: x + 3 = 14
Solve the equation:
4(2a + 3) = -3(a - 1) + 31
What is a = 2?
Simplify:
4(g - 1)
What is 4g - 4 ?
Solve the equation:
16 - 7m = 30
What is m = -2 ?
Iziana bought 7 pairs of earrings for a total of $90.93. Each pair of earrings cost the same amount. How much was each pair?
What is $12.99?
Solve the equation:
-20y + 15 = 2 - 16y + 11
What is y = 0.5 or y = 1/2?
Solve for x :
-3 ( -2 -x)
What is 6 + 3x OR 3x + 6 ?
Solve the equation:
3 - 9x = -6 - 8x
What is x = 9 ?
WRITE AN EQUATION TO MODEL THE PROBLEM. THEN SOLVE.
Maha has 4 bags of candy. Each bag has the same number of candies. After Maha eats 3 pieces of candy, there are 109 pieces of candy left in the bags. How many candies were in each bag?
What is 28 apples in each box?
Solve the equation:
-3x - 4(4x - 8) = 3(-8x - 1)
What is x = -7 ?
Distribute the following:
-(x + -2 + -y)
What is -x + 2 + y ?
Nelly solves the equation:
4(a + 1) = 2
Her solution was: a = 1/2 (or 0.5)
(What was her mistake?)
What is she added 4 to both sides rather than subtracting 4 ?
Container A and container B have leaks. Container A has 800 ml of water and leaks 6 ml per minute. Container B has 1000 ml and leaks 10 ml per minute. How many minutes will it take the two containers to have the same amount of water?
What is 50 minutes?
Solve the equation:
13x - 9x + 20 = 30 + 2
What is x = 3 ?
Distribute and combine the following:
10(w+10) + 4(w+1)
What is 14w + 104?
Solve the equation:
(x/5) + 7 = -3
What is x = -50?
The PERIMETER of a regular pentagon and square are the same. Each length of the pentagon is 2x + 2 and each length of the square is 13 - x . What is the perimeter of each shape?
HINT: A regular pentagon has 5 equal sides.
What is 40 units for each perimeter?
Solve the equation:
2(x - 5) = 5x + 23
What is x = -11?