kieraballetbear
kieraballetbear kieraballetbear
  • 02-05-2021
  • Mathematics
contestada

Solve the system with substitution
72 +10y = 36
y = 2x + 9

Respuesta :

centauron114 centauron114
  • 02-05-2021

Answer:

x= -63 y= -117

Step-by-step explanation:

72+10(2x+9)=36

72+20x+90=36

162+20x=36

20x=-126

×= -63

y= 2(-63)+9

y=-126+9

y= -117

Answer Link

Otras preguntas

i will MARK CROWN JUST NEED HELP
The total spent on research and development by the federal government in the United States during 2002–2012 can be approximated by S(t) = 3.1 ln t + 22 billion
The what side of the what controls the right side of the body
A pharmaceutical company was the first company to introduce a revolutionary treatment for rheumatoid arthritis. Sales and demand increased rapidly; however, the
how to Swoop the decimal
1. Which statement is the most likely consequence of these changes in biodiversity? A. A reduction in the availability of food, clean water, and a stable climat
According to Erik Erikson, children's initiative and enthusiasm will bring rewards when things work well and guilt when things do not work well; thus, ________
________ is when the corporate office helps subsidiaries make wise choices in their own acquisitions, divestures, and new ventures, thereby creating value withi
he conversion factor relating miles to meters is 1mile=1610m1mile=1610m. The speed of light is 3.00×108 m/s3.00×108 m/s. How fast is this in miles per hour (mil
The main function of organelles is