Numbers/Expressions
Find the value of c.
4(5a-cb)=36b + 20a
c = -9
Solve:
-5(x - 4)=11x
x = 5/4 or 1 1/4
A radio costs $5 less than a guitar. The total cost for both is $125. Find the cost of the guitar.
Guitar is $65
Solve the inequality
2x-10 > 6
x>8
In an equation, what determines the maximum number of solutions?
The degree/the exponent
a. What is the name of decimal number that continues infinitely with no pattern or repetition?
b. Give an example of a number like this.
a. Irrational Number
b. Pi or Square Root of 2...
Solve for x:
2/3(7 - x) = 12
x = -11
The perimeter of a square and a rectangle are the same. The rectangle's width is the same as the square, but its length is twice the side of the square minus 3 inches. Find the perimeter of each.
Perimeter is 12 units.
Solve the inequality 12-5x ≥ -13
x ≤ 5
Solve for x:
(x+3)2 - 5 = 11
x = 1 and x = - 7?
a(n) = c(n)
a. Identify the property.
b. Identify the value of n.
a. Equality of Multiplication
b. n = any number
Solve for x:
4x - 3(2x - 1) = 7x + 3
x = 0
A total of 225 dimes and quarters combined has a value of $45. How many quarters are there?
150 quarters
Solve the compound inequality
-3 ≤ -2y+1 ≤ 5
-2 ≤ y
y ≤ 2
With your arms, show how the graph would look.
x = 12
A vertical line
Create an expression for the pattern.
(See Powerpoint November 8th Slide 9)
Example:
x=# of boxes around the center box
3x + 1
Solve for p:
(p - x)2/4 - m = r
p = x +/- Square Root4(r + m)
Jalisa bought a 15 pound bag of candy mixed with skittles and jelly beans for a total of $38. If skittles costs $4 per pound and jelly beans cost $2 per pound, how many pounds of each were in the bag?
11 pounds of jelly beans
4 pounds of skittles
-3|x+11|= -15
a. Express the absolute value inequality in terms of distance.
b. Solve the inequality.
Negative three times the distance between a number and -11 is negative 15 units.
x=-16 and x=-6?
Explain how the graph would look?
5(x+4) = 5 + 5x
Parallel Lines
Evaluate the Expression:
3*(a + b)c + c*a/4
a = -8 b = -3 c = 2
359
Solve for k
mw + 7k = rk + 5m
k = (5m - mw)/(7 - r)
How much of a 20% solution is mixed with a 70% solution to produce a 50 Liter solution that is 60%?
10 Liters of 20%
40 Liters of 70%
Solve the absolute value inequality
|3x+4|≥2
What is x≤-2 or x ≥-2/3
Explain how the graph would look.
5x2 = 12