THE IMAGE DOWN BELOW MATH PLEASE HELP ME WITH THIS ALEGEBRA IM CRYING YALL

25% decrease

Step-by-step explanation:

We know that 28 dollars a share was at its 100 percent. So we can make the fraction 28/100. Equal this to 21/x.

so we have: 28/100 = 21/x

Now just cross-multiply and simplify.

And you get what x is.

You get x = 75. So to see how much it went down, we subtract 75 from 100.

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step-by-step explanation:

a.

step-by-step explanation:

step 1 distribute 2 to every term in the parentheses

step 2 add 10 on both sides of the equal sign