8th Grade Math
Solve: 3 + a = 10
a = 7
Operations in math
Add, subtract, multiply, or divide
Slope intercept form of a linear equation.
y=mx + b
I’m Slope of y=2x-4
What is m=2
True or false: 9 is a rational number.
True
Solve: 6 = y - 3
y = 9
A number that shows repeated multiplication.
Exponent
The point where the line crosses the y-axis.
y-intercept
This symbol
pi
is called...
Solve: 4 + 2c = 8
c = 2
The number that is being repeatedly multiplied in an exponential expression.
Base
The measure of a line's steepness
slope
True or false: This is a rational number
square root 2 34
What is false.
Solve: 15 = 3d-3
d = 6
Decimals that go on forever, but don't repeat.
irrational number
y=2/5x+4 start by...
Plotting the y-intercept at (0,4)
Numbers that include radicals that are NOT perfect squares...and pi
What are irrational numbers?
Solve: -3(x+5) = 2x-5
x = -2
A number that can be written as a fraction.
rational number
The greater the slope, the ______ the line goes upwards.
Steeper
Find the slope of the line passing through the following points: (-4, 0) and (-3, -2).
What is -2.
True or false: A line where the x values increase as the y values decrease has a positive slope.
False