Answer:
x = -11
Step-by-step explanation:
2x + 23 + 9 = x + 21
Combine common factors
2x + 32 = x + 21
Subtract x from both sides
x + 32 = 21
Subtract 32 from both sides
x = -11
Answer:
oops! it's too hard!!
i think i should need to do first so that i could provide you correct answer of it!!
I believe it's 8 because it's scale is 4 times bigger.
2×4=8
Let 2x=student tickets
Let x=adult tickets
2x+x=408
3x=408
x=136
2x=272
Number of student tickets sold:272
Number of adult tickets sold:136
8 2/3 ooooooorrrrrrrr 8.6
