Is 2d + 5 an expression or an equation?
Expression
How many solutions does the graph have?
1 solution
(x+5)/4=7
Solve for x
x = 23
What is the slope of the graph of: y=12x−19?
12
. Is 5c - 2c = 3c and expression or equation?
Equation
How many solutions does the graph have?
No solution
Simply this expression:
x + 10 -6(x - 3x) + 4
13x + 14
What are the "like" terms in the expression 6h + 5y - 2y +8
5y and -2y
Which number is the coefficient in the equation 3x + 6 = 18
3
How many solutions does the graph have?
Infinite solutions
Solve the following systems of equations using substitution:
y = 3 - x
3y + x = 5
(2,1)
9 2/14 – 3 15/21
5 3/7
-3x and 3x are examples of _________.
Additive Inverses
How many solutions are there to this equation:
4(18 - 4k) + 10 = -40 - 16k +12
0 solutions
15f−23=2(4f+20)
f = 9
Find the slope of the line passing through the pair of points.
(6,-4) and (-3,7)
-11/9
Write this as an Equation: Twice a number is 18 more than 5 times a number.
2x = 18 + 5x
Sove this system:
(-34, -17)
Add the polynomials to simplify this expression: 2a +3b + 5a -7b
7a - 4b
What is the value of x?
15
What form do you have numbers on one side, and variables on the other?
Standard Form
Solve:
y=8x+1
y=6x+3
(1, 9)
Solve for k:
4(−2k−8)=6(k+18)
k = -10
Algebra: Find the x-intercept and y-intercept of the following equation:
6x + 2y = 8
1 1/3; 4
A linear equation in slope- intercept form is also known as ___________.
General Form
What is the solution to this system?
2x + 3y = 4
y= 5x - 27
(5,-2)
Evaluate
x^3 – xy – x/y if x = 2 and y = 0.5
3
6. F
7. B
What method is best for solving a system of equations if those equations have additive inverses?
Linear Combinations Method or Elimination
Solve the following systems of equations using substitution:
x = 6
y = 2x - 3
(6,9)
Solve the following systems of equations using substitution:
5x - 2y = 3
y = 2x
(3, 6)
11. C
12. J