Solving Equations
Solve 5x = 45
x = 9
This quantity describes the incline (steepness) of a line, and is typically represented with the variable m.
Slope
Solve this system.
y=-3x+4
y=3x-2
Solution: (1,1)
Simplify the expression 2(4+12)
32
What’s the Capital of Illinois?
Springfield
Solve for z:
-56 + z = 64
z = 120
This quantity indicates where the line crosses the y-axis, and is typically represented with the variable b.
Y-intercept
Solve the system using substitution.
x+7y=0
x-4y=11
Solution: (7,-1)
Simplify the expression 3(x+5)
3x+15
As the old saying suggests, this is said to be mightier than the sword:
The pen
Solve the equation for n:
12 - 4 = n - 3 + 7
n = 4
Describe the graph of the equation x = -4.
A vertical line that crosses the x-axis at -4.
Solve the system using elimination.
-4x-5y=12
6x+5y=2
Solution: (7,-8)
Simplify the expression 5(y^2+2)
5y^2 + 10
Name any species of dinosaur still living (not extinct)
(Any bird species is acceptable)
5y/6 = 10
y = 12
What is the slope of the line given by the equation 5y + 8 = -2x?
-2/5
Solve this system of equations.
8x-6y=-20
-16x+7y=30
Solution: (-1,2)
Simplify the expression (2x+1)-(x+3)
x - 2
What do you call a group of crows?
A murder of crows
Solve the equation for x:
4(x-6) = x + 3x + 3
No solution
Given the equation
2y - 7 = 6x + 5,
what is the equation in slope-intercept form?
y = 3x + 6
Solve this system of equations.
y=2x-1
2x-y=6
No solution
Simplify the expression 2y+y(1+4y^2)
4y^3 + 3y
This satellite, sometimes called Luna, is constantly moving away from the Earth
The Moon