oscar500 oscar500

18-11-2016
Mathematics

contestada

7z-9z is equivalent to wich of the following
a. -2
b. -2z
c. -2z2

Respuesta :

KeaneNR KeaneNR

18-11-2016

When subtracting terms like these, you need to subtract the coefficients.
7-9=-2

But don't forget that z which means the answer is B. -2z

Answer Link

Otras preguntas

The ideas embodied in John Calvin’s Institutes of Christian Religion were most influential on the residents of A) Georgia. B) Maryland. C) Massachusetts. D)

jenny want to determine if a new brand name wahing detergent is better than her old detergent.she washes ten dirty t-shirts with her new washing detergent and t

Determine the dimensions of the rectangle that requires a minimum amount of fence.

What is the answer to X2+16x+60=0

Given numrows and numcols, print a list of all seats in a theater. rows are numbered, columns lettered, as in 1a or 3e. print a space after each seat, including

What is the midpoint of AB if A = (-2,2) sand B = (3,-1)

Chemical formula for copper I acetate

(a + b)2 = 1a^2 + 2ab + 1b^2 (a + b)^3 = 1a^3 + 3a^2b + 3ab^2 + 1b^3 How are binomial expansions related to Pascal’s triangle?

Juanita receives her paycheck and knows that her gross pay and federal tax are correct. Using the fact that Social Security tax is 6.2% of gross pay, Medicare t

Explain the difference between nominal and real gdp use a simplified numerical example with two differnt years to show your understanding