Alejandrox Alejandrox

09-02-2015
Mathematics

Answered

What's the answer for is substitution
Y=-2
4x-3y=18

Answer :

kaylagrlz12 kaylagrlz12

09-02-2015

First you plug the y into the equation you are substituting it into, this gives you
4x-3(-2)=18
multiply the -3 by the -2 to get 4x+6=18
Subtract the 6 from both sides to get 4x=12
Finally divide by 4 to get x=3

Answer Link

Other Questions

Which eating disorder is the most dangerous due to its rate of mortality in severe cases? a. Anorexia nervosa b. Bulimia nervosac. Binge eating disorder d. Rumi

Read the passage from the opinion of the court in Brown v. Board of Education, written by Justice Warren:"We come then to the question presented: Does segregati

Andrea conducts a science experiment and observes that the height of a plant depends on the amount of sunlight it receives. The plant's height is 37 centimeters

The alligator snapping turtle, the largest freshwater turtle in north america, is known for its distinctive, powerful jaws and can live up to 80 years or more i

The essence of a natural experiment is that there is a random selection between two groups, and one of the two groups can be used as the "control group," and th

2.7.4 modelling similarity thereoms

What issue might you be experiencing if you encounter the message "unable to get IAM security credentials from EC2 instance metadata service"?A. Instance metada

Some researchers suggest that deferred imitation can happen as young as six weeks of age.O TrueO False

What’s the common denominators of 5/8 and 7/12

What could be a possible cause of the error message "We couldn't create a new partition or locate an existing one" during Windows installation?a) The hard drive

Select three examples of cues that indicate that a child need to be reffered to a qualified professional for continued intervention and role play how you will d

Find counterexamples to show that the statements in 9-12 are false. ∀x∈R,x≥1/x. ∀a∈Z,(a−1)/a is not an integer. ∀ positive integers m and n,m⋅n⩾m+n. ∀ real numb

If [tex]f(x) = x^2 + 1[/tex] and [tex]g(x) = x - 4[/tex], which value is equivalent to [tex](f \circ g)(10)[/tex]?A. 37 B. 97 C. 126 D. 606

The graph of a function f is given. Use the graph to estimate the following. ( enter your answers using interval notation)

An Amish community would be considered a1. Dominant culture2. American culture3. Mainstream culture4. Counter culture

In the [tex][tex]$xy$[/tex][/tex]-plane, line [tex][tex]$p$[/tex][/tex] has a slope of [tex][tex]$-\frac{5}{3}$[/tex][/tex] and an [tex][tex]$x$[/tex][/tex]-int

Complete the table for [tex]h(x)[/tex] and write an equation for [tex]h(x)[/tex].[tex]\[ h(x) = ()^x \][/tex]\begin{tabular}{|l|l|}\hline[tex]$x$[/tex] & [t

1. List any four qualities of a good and healthy house.2. What is 'junk food'? Is it good or bad for our health?3. What do you know about 'global warming'?

Given the function [tex]f(x)=\sqrt{2x}+5x^2[/tex], analyze its behavior.---Solve for [tex]\( x \)[/tex]:[tex]\[ 3x = 6x - 2 \][/tex]---Read the lines from "The

Simplify each radical expression, if possible.A. [tex]3 \sqrt{7} - 5 \sqrt[4]{7}[/tex]B. [tex]-2 \sqrt{7}[/tex]C. [tex]-2 \sqrt[3]{7}[/tex]D. cannot be simplifi