stojo22
stojo22
10-11-2016
Mathematics
contestada
solving by substitution -3x-3y=3 and y=-5x-17
Respuesta :
cheetahdoglover1
cheetahdoglover1
10-11-2016
-3x - 3 (5x - 17) = 3
-3x - 15x + 51 = 3. combine like terms
-18 x + 51 - 51 = 3 - 51
-18x = -48 divide by -18
x = 3
put 3 in for x
-3 (3) -3y = 3 multiply
-9 +9 - 3y = 3 + 9 combine like terms
-3y = 12 divide by -3
y = -4
Answer Link
VER TODAS LAS RESPUESTAS ( 94+ )
Otras preguntas
Which of the following branch and bound strategy leads to breadth-first search and leads to: a) Depth-first search b) Best-first search c) Backtracking d) Hill
Choose the sentence that has the correct grammatical order:a) Last year Portland constructed a new warehouse building.b) Building a new warehouse was constructe
If you find an account that pays 7% annual interest instead of 6%, how much would you have at retirement?
Suppose the current cost of gasoline is $3.50 per gallon. Find the current price index number, using the 1980 price of 56.7 cents as the reference value.
cos(θ)=12/13, θ lies in Q⁴, find sin2(θ)
of the initative, referendum, and recall, which one allows voters to put a bill directly onto the ballot?
The total time for the phases listed in model2 is 24 hours. How many human cells will be in the culture after another 24 hours?
"The Saint" is another name for which female clergy attire?
Question content area top Part 1 A phone line runs east along one edge of a field for 2.3 miles and then north along another edge of the same field for 4.75 mil
Alina fully simplifies this polynomial and then writes it in standard form. xy2 – 2x2y + 3y3 – 6x2y + 4xy2 If Alina wrote the last term as 3y3, which must be t
