Answer:
Jessica worked 13.5 hours at job A
Step-by-step explanation:
Answer:
200.
Step-by-step explanation:
0-49=round down 50-99=round up.
Let
x--------> amount of erasers that Sari has
y--------> amount of erasers that Sam has
we know that
-------> equation
-----> equation
Substitute equation in equation
find the value of x
therefore
the answer is
Sari has erasers
Answer: -2.25
9x+4y=8
4y=-9x+8
y= -9/4x+8/4
y=-2.25x+2
I hope this is good enough:
Answer:
3/4 = 9/12 2/3 = 8/12
Step-by-step explanation:
To find the common denominator you multiply by the opposite ones
3 • 3 9
__ = __
4 • 3 12
2 • 4 8
_ = ___
3 • 4 12