Hopey0007 Hopey0007

22-05-2015
Mathematics

contestada

Solve the equation.
-3x-3y=-24
x+y=8

Respuesta :

apologiabiology apologiabiology

22-05-2015

-3x-3y=-24
divide the equation by 3
-x-y=-8
multiply -1
x+y=8
second equation
x+y=8
same equation
so answer is
x+y=8
infinite soutions

Answer Link

Otras preguntas

Find the indicated power using De Moivre's Theorem. (Express your fully simplified answer in the form (a + bi.) [(Sqrt(3)-i]^-10

what percent of 67 is 33 ? if necessary, round to the nearest tenth of a percent A.203.0% B.0.5% C.49.3% D. 33.0%

First find f′ and then find f. f′′(x)=3x^3+6x^2−x+2, f′(1)=9, f(1)=−7. f′(x)= f(x)=

What's the inverse of a 2x4 matrix?

How do you find x in this polygon?

What is the energy source of a tigers muscle protein when he eats a deer and the deer eats a plant?

How many different ways could eight students sit in a semicircle to watch an experiment? 40,320 5,040 8

Question in the photo

The Ka of a monoprotic weak acid is 6.07 × 10-3. What is the percent ionization of a 0.179 M solution of this acid?

what factors might increase or decrease the probability of a species going extinct?