Expressions, Equations, and Functions
Write a verbal expression for the algebraic expression 2a+6
the sum of two times a number 'a' and six.
Write an equation for the following: Seven times n squared is five times the difference of k and m.
7n^2=5(k-m)
Find the x and y intercepts of the following graph:
x= 25;y=-4
Write an equation in slope intercept form for the line wiith a slope of 3/4 and a y-intercept of -2.
y=3/4x-2
Solve the following inequality:22>m-8
m<30
Solve (12-6) x 5^2
150
Solve the following one-step equation: t/7=-5
t=-35
Find the rate of change in the following table:
8/2;4
Write an equation in slope intercept form for the following graph
y-3=4(x-1)
Solve the following inequality: 8r+6 < 9r
r>6
Solve for 'x' 3x+7(3x+4)=0
x=-7/6
Solve the following multi-step equation: 9x +27=-72
x=-11
Find the slope of a line that has points (1,5) and (2,15)
m=10x
Write an equation in slope intercept form that passes through points (-5, 3) , (0, -7)
y=-2x-7
Solve the following inequality: -9 +2a < 3a
a>-9
Is the following a function?
Yes; For every input there is exactly one output
Solve this equation with the variable on both sides: 7x+5(x-1)=-5+12x
0=0; no solution
Is the following graph proportional or not? Why?
No;Does not go through the origin.
Write the following equation in slope intercept form: y+5=-6(x-4)
y=-6x-47
Solve the following inequality: 1/2a<20
a<40
What is the approximate y-intercept of the following function?
y=10
Solve the following proportion so that 15/35=g/7
g=5
Who is right, why or why not?
Neither, the first one is a function, and the second one is not.
Write an equation in point-slope form for the following graph
y-7=4/3(x+3)
Solve the following inequality:-2d<5
d>-5/2