Linear Equations and Inequalities
Which property justifies Bob solution of 5x-4=46 to 5x=50 to x=10?
A. Step 1: Addition property of =; Step 2: Multiplication property of =.
B. Step 1: Subtraction property of = Step 2: Division property of =.
C. Step 1: Addition property of =; Step 2: Division property of =.
C. Step 1: Addition property of =; Step 2: Division property of =.
Which of the following is always true about the graph of a horizontal line?
A. The graph will have a positive y-intercept.
B. The graph will have a negative y-intercept.
C. The slope of the graph will be undefined.
D. The slope of the graph will be zero.
C. The slope of the graph will be undefined.
Henry gets to the last line of his work and is left with "3=3". What does this mean?
A. The solution is 3.
B. There is only one solution.
C. There is no solution.
D. There are infinite solutions.
D. There are infinite solutions.
Fine the slope of the line that contains (6,-2) and (-3,1).
R=-1
Which of the following equations would have no solution?
A. 10c + 3=3 + 10c
B. -8 +16e=16e - 8
C. 4(-2c-3) = 8e -12
D. 3(-2c+4)=-6c-12
D. 3(-2c+4)=-6c-12
Solve for the indicated variable for R=v/1 for v.
RI=V
Which is the correct first step to solve 15-2.5n=40?
A. Add 2.5 to both sides.
B. Divide -2.5 from both sides.
C. Add 15 to both sides.
D. Substract 15 from both sides.
C. Add 15 to both sides.