jawn9
jawn9
01-02-2017
Mathematics
contestada
can someone help ?? I wasn't here for the lesson
Respuesta :
UnicornG
UnicornG
01-02-2017
I have the answer it's
X equals -4
Y equals 7
Answer Link
AnnadaAmazing
AnnadaAmazing
01-02-2017
3x -4(-2x-1)=-40 → 3x+8x+4=-40 → 11x=-44 →
x=-4
y= -2(-4) - 1 →
y=7
Answer Link
VER TODAS LAS RESPUESTAS ( 91+ )
Otras preguntas
what is the difference between un and una?
Explain the causes and effects of the expansion of participatory democracy from 1800 to 1848
Does the sentence state a fact or an opinion? Members of the American Political Science Association once rated Abraham Lincoln as the greatest president in the
What is 2+2 in mathematics
Using 25.0cm3 of aqueous lithium hydroxide, concentration 2.48mol/dm3, 2.20g of hydrated lithium sulfate was obtained. Calculate the percentage yield, giving yo
"the expectations of task payers and utility customers are greater than before"....what is the simple subject in the sentence
2(x + y)² – 9(x + y) – 5How do I factorise using identity
P(-3,-2), T(2,-1), S(0,-4). IfAPTS is reflected across thex-axis, what are the newcoordinates of S?A (0,4) B(0,-4)C (4,0)D(-4,0)
How do you substract two digits for example 60-4 only by the operator plus(+)? only digets >=0 are allowed
8) Tammy uses 1 3/4 cups of laundry detergent per load. When she was finished doing laundry one day. She noticed that she had used 7 cups of laundry detergent.
