What is the value of n in the equation 1/2(n – 4) – 3 = 3 – (2n + 3)?

Multiplying an even number of negative numbers gives an answer that is choose from:

Simplify this expression.2(10) + 2(x – 4) a. 2x + 16 b. x + 12 c. 2x + 12 d. x + 16

Gabriel determined that his total cost would be represented by 2.5x + 2y – 2. his sister states that the expression should be x + x + 0.5x + y + y – 2. who is correct? explain.