Math words
A letter
variable
3 more than the letter x
3+x
a store cost 10 to walk in and the strawberries cost $8 per container.
What cannot/does not change no matter what?
33
3x3x3
27
you have 25$ and make 20$ for each lawn you mow, how many lawns have you mowed?
0- we don't know how many
A number in front of your variable is called?
also known as
who's riding with yoooo X?
the coefficient
64 decreased by the letter T plus 11
64-T+11
a store cost 10 to walk in and the strawberries cost $8 per container.
What dont we know, what are we looking for?
how many containers were buying
4x4x4x4
is what in exponent form?
44
you made $157 for dog sitting, and charge 30$ for each dog going forward. You have a bunch of customers lined up. you also lost a bunch of customers for painting their dogs.
What can't they take from you?
$157
what is to the left and right of your +/-
terms
3x+2
x=4
3(4)+2
12+2
14
a uber cost 18 to start and it charges me $3.50 per mile
write the equation
18+3.50x
23+8
2x2x2+8
8+8=16
a bowling alley charged $29 dollars for shoe rentals and then $4 each game you play after that and you spent $45
whats the equation? use x for the games played
29+4x=45
What is the number called with no variable hanging out by itself?
*think of an annoying family member, what are they?
constant
15x-30
x=2
15(2)-30
30-30
0
a concert has 20 rows with x chairs in each row.
write an expression
20x
simplify
5y+12+15y-6
5y+12+15y-6
20y+12-6
20y+6
a gaming company charges 100 for a new system plus 50 for each game you buy, you spent 250 at the store
find the equation and solve it, let x rep the games bought
100+50x=250
subtract 100 from both
50x+150
divide
x=3 games bought
74
What are the name for the 7 and the 4
base
exponent
1/2z+3-4
write an equation
20+15x
simplify
2y2+14y+3+5y-3
2y2+14y+3+5y-3
2y2+19y+3-3
2y2+19y
a number doubled and then increased by 8, the result is 26
write and solve the equation
2x+8=26
subtract 8 from both sides
2x=18
divide
x=9