Expressions
The quotient of w and 20
w/20
Use Distribution to rewrite without parenthesis:
6(x+3)
6x+18
Simplify the expression:
5x+9-2x-7y
3x+9-7y
Define Expression
A mathematical sentence containing numbers, variables, and operations.
6 more than the product of r and 3
6+3r
Use Distribution to rewrite without parenthesis:
-7(m-1)
-7m+7
What is the coefficient of the y term in simplified form?
4y+6x+5x-2y
2
What are like terms?
Terms that contain the same variable.
-3x+2 when x=5
-13
Use Distribution to rewrite without parenthesis:
9(3x+2)
27x+18
Simplify the expression:
g+2r+g+r-2g
3r
Define Constant.
Why is it called a constant?
Constants are numbers.
They are called constant due to them being unchanging and stay the same/consistent.
24-5d when d=6
-6
Use Distribution to rewrite without parenthesis:
1/2(8x-10)
4x-5
Simplify the expression:
-4h+8+9h-1+3h-7
8h
Define coefficient
A number and a variable combined, the coefficient being the number in front of the variable.
Ex. 4X, 4 is the coefficient
(a+b)^2 when a=-4 and b=9
25
Use Distribution to rewrite without parenthesis:
0.25(4m-32)
m-8
Simplify the expression:
5+3(2y-4)-11y
-7-5y
What does Evaluate tell you to do?
Substitute the given variable and use order of operations