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

what is the answer to the equation 15-5

Time is always calculated from which degree of longitude? A. 0 B. 60 C. 90 D. 180

what is a barrel maker called

Education was important to former slaves because...

few questions explain too, very confused PLEASE HELP 1. twice the difference between a number and ten 2. if 5 is subtracted from twice a number the result is 11

Start at 4. Create a pattern that multiplies each number by 5. Stop when you have five numbers.

Napoleon's empire spread the ideas of French Revolution in Europe. One of these ideas was nationalism. How was Napoleon's domination a factor in spreading natio

1.What Canadian landform covers about half of the country? A)the Interior Plains B) the Canadian Shield C) the St. Lawrence Lowlands D) the Yukon Territory 2.Wh

How many more equal sides does an equilateral triangle have than a right isosceles triangle?

what is equivalent to 6(p+5)