Answer:22
Step-by-step explanation:
That is in standard form already.
Scientific form is 8.24 * 10^-9 answer
Answer:
#4
one solution
#5
no solutions
#6
infinite number of solutions
Answer:
y = 13/3
Step-by-step explanation:
substitute y=2x+5 in x+y = 4
x+2x+5 = 4
3x+5=4
3x= -1
x= -1/3
substitute x= 1-/3 in x+y = 4
-1/3 +y = 4
y = 13/3