Brendatubbs1 Brendatubbs1

02-02-2021
Mathematics

contestada

5x+4y=-12 Y=-2x-9 What is x

Respuesta :

vminkookb0 vminkookb0

02-02-2021

Answer:

X = -16

Step-by-step explanation:

5x+4y=-12 Y=-2x-9

substitute the value of y

5x + 4(-2x - 9)=12

solve the equation

x=-16

Answer Link

Otras preguntas

the _______ is where the geosphere meets the ocean

what was one difference between the british and americans forces at the beginning of the american revolution

Why did so many Native American peoples adopt Christianity in Latin America during the 1500s?

An oil tanker empties at 3.5 gallons per minute. Convert this rate to cups per second. Round to the nearest tenth.

simplify using order of operations(PEMDAS):(2^3x6)-3^2

A mountain climber stands at the top of a 50 meter cliff hanging over a calm pool of water. The climber throws two stone vertically 1 second apart and observes

suppose that x and y are both integers. find the solution of 10x^2+11xy+3y^2=7

how many pairs of whole numbers have a sum of 40?

Write an equation. Then solve the problem.Arturo built 3 sandcastles with 6 towers each. Paco built 5 sandcastles with 4 towers each. Who built more towers? How

{3x+8y=17 {-2x+9y=3 What is the answer and how do you solve the problem