needhelpbadly needhelpbadly

01-01-2017
Mathematics

contestada

Find the value of 7-2x when x=-3

Respuesta :

Porshia Porshia

01-01-2017

Substitute in the -3
7-2(-3)
According to PEMDAS (parentheses, exponents, multiply, divide, add, subtract ) you must multiply, and then subtract.
7- (-6)
7 + 6= 13
Answer is 13

Answer Link

Serena88 Serena88

01-01-2017

This is the answer: 7-2x when X=3 is 13.

Answer Link

Otras preguntas

one ball rolls along a shelf at a steady rate . A second ball rolls off the shelf and gains speed

Which of the following is true of a heterogeneous mixture? a. Different samples may not be exactly alike. b. The density is the same throughout the entire mix

A consumer survey was taken in a town with 18000 homes. Of the 360 homes surveyed, 48 had computers. On the basis of this survey, estimate the number of homes i

How did short term catastrophic events, such as volcanic eruptions and asteroid collisions affect the climate and biosphere?

Multiply (3x – 7)(3x – 5) a. 9x^2 + 6x + 35 b. 9x^2 + 36x + 35 c. 9x^2 – 36x – 35 d. 9x 2 – 36x + 35

The amount of a substance is known as

What is the purpose of the Gettysburg Address?

an organization founded by businesses in a specific in a specific industry for the purpose of collaborating within the industry and advocating for their workers

Olga’s family traveled 942 kilometers on the first day of their trip and 894.5 kilometers on the second day. How many more meters did Olga’s family travel o

What is the form of government where the citizens have the power?