sebrinaemm
sebrinaemm
25-01-2017
Mathematics
contestada
-7x - 2y = -13
× - 2y = 11
Respuesta :
freshpixel
freshpixel
25-01-2017
From second: x = 11+2y, now replace it in the first one:
-7(11+2y)-2y=-13
-77-14y-2y=-13
-16y=-13+77
-16y=64
y=64/(-13)
y=-4.92
x-2*(-4.92) = 11
x+9.84=11
x=11-9.84
x=1.16
Answer Link
VER TODAS LAS RESPUESTAS ( 65+ )
Otras preguntas
Liquidity refers to a. the ease with which an asset is converted to the medium of exchange. b. the measurement of the intrinsic value of commodity money. c. the
How Did Supply and Demand Effect farmers
Which statements explain what happened during the Haymarket Square incident? Choose ALL answers that are correct. A. Workers at the rally admitted planting a
Which set of numbers is arranged in decreasing order?
Find the value of X andY that minimize the objective function P equals 3X plus 2Y for the graph. what is the maximum value
If f(x) = 6x + 3, find −1 (). a) f−1(x) = x−6/3 b) f−1(x) = 6x −3 c) f−1(x) = −3− 6x d) f−1(x) = x−3/6
How many elements exist in the liquid state at room temperature
motion problem Two trains leave Boston at the same time traveling in opposite directions. One train travels qt a rate of 35 miles per hour, while the other trai
Airlines require every passenger with a ticket to have a matching government-issued photo identification. Price discrimination is made easier because: a. this
Pearl Industries Inc. acquired land, buildings, and equipment from a bankrupt company, Torres Co., for a lump-sum price of $784,000. At the time of purchase, To
