Multi-step Equation
Solve the equation.
7(g+3)-9=19
g = 1
What is the difference between less than and less than or equal to?
less than or equal includes the number while less than does not.
The product of a number and 3.
3x
Find three consecutive integers whose sum is 126
41, 42, 43
What is a literal equation?
Formula with variables and few numbers.
(2x + 5) / 3 = 13
x = 17
Solve the inequality below.
15 -2x <7x-12
x = 3
Six times the sum of a number and 3 is 12. Write an equation.
6(x+3) = 12
The sum of three consecutive even integers is negative forty-eight. Find the smallest integer.
-18
Solve for r:
I = prt
r = I/pt
Solve the equation.
11w+2(3w-1)=15w
w = 1
Solve the inequality below.
1/4(8-16x)>-14
x< 4
Three less than 5 times Wanda’s age is the same as 3 times her age increased by 37. Write the equation.
5w - 3 = 3w + 37
Find two consecutive ODD integers whose sum is 56.
27 and 29
Solve z=(x-y)/3 for x.
x = 3z + y
Solve the equation.
3x - 13(6x-12)=23
x = 1.77
Solve and graph. 3t – 12 ≤ –9
t ≤ 1
Six times the sum of a number and 3 is 12 less than 12 times the number. Write an equation.
6( x+3 ) = 12x - 12
Five times the smallest of three consecutive odd integers is seven more than twice the largest. Find the largest integer.
9
Which equation finds R?
P=I2R
R = p/ I2
Solve the equation.
-16 - 4x=6(1+3x)
x = -1
Solve: (4x+6)/ 7 < 2
x < 2
The Interact club has a budget of $120 for the spring dance. They have already spent $55. Some members want to buy helium balloons that cost $0.30 each. Write an inequality to model the number of balloons the Interact Club could buy.
55 + .30b = 120
Find three consecutive even integers such that the sum of the smallest and twice the second is 20 more than the third.
10, 12, 14
Solve
(y-y1)=m(x-x1) for m
m = (y-y1) / (x-x1)