be3ner
be3ner
03-02-2022
Mathematics
contestada
2x-3y=9
-5x-3y=30
Elimination Please Help!!
Respuesta :
Francisc00
Francisc00
03-02-2022
X= -3
Y= 5 because of subtracting 30-9= 21 and with this the 2 whole equations so:
-5x-3y=30
-2x+3y=-9
-7x=21
x=-3 and
15-3y=30 so 30-15= 15=3y
15/3= 5
Answer Link
VER TODAS LAS RESPUESTAS ( 59+ )
Otras preguntas
What construct did durkheim define as "the common faith or set of social norms by which a society and its members abide"?
What is the range of sunspot activity between 1700 and 1800
The half-life of a radioactive isotope is the time it takes for a quantity of the isotope to be reduced to half of its initial mass. Starting with 195 g of radi
Some soils, like clay, hold water tightly. Other soils, like sand, let the water run through. What property of soils is MOST IMPORTANT in determining how water
A neutral atom of aluminum has 13 protons and ______ electrons. (Enter a whole number.) Numerical Answers Expected! Answer for Blank 1:
what is 4 times 5/12
a+b-c=180 solve for a
What is the chemical formula for aluminum nitride? A) Al3 B) AlN3 C) Al3N3 D) AlN
Which evidence is most detrimental to the james-lange theory?
Who was allowed to attend jackson's inauguration?
