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

A 4,000 kg boat floats with one-third of its volume submerged. if two more people get into the boat, each of whom weighs 690 n, what additional volume of water

jenna is designing a statue for a monument. The torso needs to be 2.5 times the lenght of the head, and the legs need to be 1.6 meters longer than the torso. if

Approximately how much water is reabsorbed into the blood after filtration out of the blood in the renal corpuscles of the kidneys

"jake, a body builder, is drinking two protein shakes that contain 6 raw egg whites each daily. what vitamin deficiency could result"

what is a epic poetry

For the polynomial 8x3y2 – x?y2 + 3xy2 – 4y3 to be fully simplified and written in standard form, the missing exponent on the

What is the solution to the equation x + 8.5 = 64.5? 7.6 48 56 73

Bill is riding his bicycle. He takes 5 hours to ride 62.5 kilometers. What is his speed?

PRE-ALG HELP ASAP !!!!!!!!

______ are the mammalian group that lay eggs.