Y=2x+5
sub 2x+5 for y in other equaiton
10x+3(2x+5)=19
distribute
10x+6x+15=19
minus 15 from both sides
16x=4
divide both sides by 16
x=1/4
sub back
y=2x+5
y=2(1/4)+5
y=1/2+5
y=5.5=11/2
solution is (1/4,11/2) or in decimal, (0.25,5.5)
Answer:
rise over run
Step-by-step explanation:
In this case it is undefined
speed of a car, s, as it accelerates over time
decrease in outside temperature
decrease in outside temperature
one evening over time, t
Answer:
135/14
9 9/14
Step-by-step explanation:
29/7+11/2
