Amin, barb, and curt collected seashells in the ratio of 10: 12: 7. cult collected 98 seashells. how many seashells did they collect together.

They collect together

Step-by-step explanation:

Let

x-----> number of seashells collected by Amin

y-----> number of seashells collected by Barb

z-----> number of seashells collected by Curt

we know that

------> equation A

------> equation B

------> equation C

In this problem we have

Find the value of x ------> equation B

substitute the value of z

Find the value of y ------> equation C

substitute the value of z

therefore

They collect together

answer: the value of x is 7cm

step-by-step explanation:

1. sometimes

2. never true

3. sometimes

step-by-step explanation:

these are pretty self explanatory if you know what supp right and com angles are