noahwaitsowl357 noahwaitsowl357

12-11-2020
Mathematics

contestada

Type the correct answer in each box. Use numerals.
Solve the given system of equations.
2y = -x + 9
3x - 6y = - 15
The solution to the system is ( , )

Respuesta :

micky77 micky77

12-11-2020

2y=-x+9
6y=3(-x+9)

3x-3(-x+9)=-15
3x-(-3x+27)=-15
3x+3x-27=-15
6x=-15+27
6x=12
x=2

2y=-2+9
2y=7
y=7/2

Answer is (2 ; 7/2)

Answer Link

Otras preguntas

The volume of 7.91 M HCl needed to make 196.1 mL of 2.13 M HCl is ____. Select one: a. 52.8 b. 728 c. 0.198 d. 3490

Two populations of deer live in similar tracts of land. In tract A, the deer are left to forage on their own. In tract B, the villagers start providing suppleme

A = 1/2 d1d2 is the formula for the area of a _____ (1)

Pablo generates the function f(x) = 3/2(5/2)^x-1 to determine the x'th number in a sequence. Which is an equivalent representation? A: f(x+1) = 5/2 f(x) B: f(x

While on a sailboat at anchor, you notice that 15 waves pass its bow every minute. The waves have a speed of 6.0 m/s . Part A What is the distance between two a

Columbus Company provides the following ABC costing information: Activities Total Costs Activity dash cost drivers Labor $ 480 comma 000 10 comma 000 hours Gas

What is photosynthesis

If the word rudiment is defined as a fundamental principle or skill, and the suffix -ary is defined as "of or relating to," what does the term rudimentary educa

Given parallelogram ABCD, find the lengths and angles required

Here are some central ideas from the reading. It is difficult to identify Ebola in dead specimens. The scientists' work is considered highly hazardous. This vir