Which expressions are equivalent to -2.5(1-2n) - 1.5n

-5n - 4

Step-by-step explanation:

The goal is to simplify this expression.

1. Distribute

-2.5 * 1 = -2.5

-2.5 * 2n = -5n

Now, we have

-2.5 - 5n - 1.5

2. Combine like terms

-2.5 + (-1.5) = -4 (+ * - = -   The - cancels out the +)

3. Put it together

-5n - 4

I hope I helped!

Let me know if you need anything else!

~ Zoe

-10i^2-4i

step-by-step explanation:

evaluate for p=2,q=5i

(2−4)(2+5i)i

(2−4)(2+5i)i

=−10i2−4i

step by step explanation: when u removing the parentheses and combined them that would be : x+3y-x-y=2y