Solve:
2x+2=18
x = 8
{1, 2, 3, ...} belong to which number set?
Natural numbers
What is the equation of a line in slope-intercept form?
y= mx + b
Find the slope:
2(3x-y)=-10
3
Evaluate:
[(2x3)+(7x4)]+2
36
Simplify
(3s2 b-3)-2
b6/9s2
Is this a function?
{(1,2),(2,3),(2,4)}
No.
Solve:
3x+4=7
x = 1
True or false: Numbers that are written as repeating or terminating decimals are rational numbers.
True.
Write in slope-intercept form:
5(x+2y)=20
y = -1/2x + 2
What is the slope of the following equation:
2x+2y=8
slope = -1
Name the Property:
ax1=a
Multiplicative Identity
Solve:
4|x-5| when x=3
8
What is the longest side of a right triangle called?
hypotenuse
Solve:
3x+3-2x=21
x = 18
Give an example of an irrational number.
Examples: pi, square roots, e
Solve for x:
(3x-5)/4 = 5
x = 25/3
Solve:
(3-3x)/7=6
x = -13
Solve for y:
3x+4y=-36
y = -3/4x - 9
Solve:
4|x+3|-7
when x=-4
-3
What is the value of i2?
-1
Solve:
4x-5-3x+2-2x=9
x = -12
What is the value of i395?
i
Simplify:
-4(3x-2)-2(4+3x)
-18x
Simplify:
22p-7p+19-15-12
15p - 8
Name the Property:
If a = b
then a+c=b+c
Addition Property of Equality
Solve the equation
4(x+3)−2=3(2x−5)+7
x=1
What is the value of any number raised to the zero power?
1
Solve:
21+x=2(x-6)
x = 33
Write a complex number in generic form.
a+bi
Simplify:
(4h2k-4hk2+2k2)
+(7hk2-3h2k-3hk2)
2hk + 4k
What's the slope of the line passing through
(3,9) and (5,4)
slope: -5/2
Solve the system:
4x+2y=8
3x+3y=9
(1, 2)
Write the equation of an exponential function y=abx passing through the points (1,8) and (2,32)
y=2⋅4x
What is the quadratic equation?