Measure 2 sides, then multiply them, and divide by 2.
Answer:
I think there would be 86 blue marbles
x=4(106 - x ) + 6
x= 424 - 4x + 6
5x= 430
x= 86 blue marbles
Tell me if I'm wrong, hope this helps.
Answer: 1. C, 2. B, 3. C, 4. C, 5. B, 6. B
Answer:
Their present age are 15 and 18
Step-by-step explanation:
a : b = 5 : 6
