Answer:
5
Step-by-step explanation:
6x+12 = 9x-3
3x = 15
x= 5
Answer: 21 :D
Step-by-step explanation:
Answer:
E
Step-by-step explanation:
Answer:
D. 116
Step-by-step explanation:
Let the grasshoppers with a white marking be 2x.
Let the grasshoppers without a white marking be 3x.
2x + 3x = 290
5x = 290
x = 290 / 5
x = 58
The grasshoppers with a white marking
= 2x
= 2 ( 58 )
= 116