3x(4x4 – 5x)
= 12x^5-15x^2
The answer is 21 i really don't know
This is a 30.91837% decrease, so approximately a 31% decrease from 98 to 67.7.
Answer:
D 150 ft is the length of 5 ft
Answer:
x=7
y=-1
Step-by-step explanation:
When the two equations are solved together, they form simultaneous equations.
x+y=6
x-y=8
Let us use the elimination method. if we add the two equations, we eliminate y.
2x=14
x=7
Let us substitute for the value of x obtained above.
x-y=8
7-y=8
y=7-8
y=-1
