A letter or symbol is used to represent an unknown quantity
Sam painted 3
ellie painted 2x3, so she painted 6
6+3=9
together they painted 9 pictures
Answer:
100
Step-by-step explanation:
Answer:
x = 3
Step-by-step explanation:
These angles are actually equal to each other
This is because when two lines intersect, the two opposite angles are the same.
Since they are the same, you can set them equal to each other
Like so:
6x - 7 = 4x - 1
Then solve:
6x - 7 = 4x - 1
6x = 4x +6
2x = 6
x = 3
Answer:
D (or the last one) it has multiple faces upon one face do it doesn't count. it also isn't a triangle it's a pentagon.
Step-by-step explanation:
big brain time
