Addition
2X+3X
5x
52w-11w
41w
What is an algebraic Expression
A mathematical statement that contains a variable and no equal sign
9x+9-4x-6
(9x-4x); (+9-6)
3y+5y+11y
19y
63t-59t
4t
What is a variable?
Any letter or symbol that is not a number and represents an unknown value.
-3-7h-40-9h
(-3-40); (-7h, -9h)
3a+12a+7+8
15a+15
100p-25p-35p-41p
-p
What is a constant?
Any negative or positive number that stands alone.
3+4+9+8
(3,4,9,8)
36xy+12xy+4xy
52xy
56z-36z-16z
4z
What is a coefficient?
Any number that is in front of a algebraic term.
X+2x+3x+4x
(x, 2x,3x,4x)
21q+15q+9q
45q
89f-9f-40f-7-8
40f-15
What is an algebraic term?
A variable or constant that stands alone or a variable and a coefficient together.
8u+20u-3+9
(8U, 20U) (-3,9)