Answer:
Last week she work .
Step-by-step explanation:
Given:
Last week Stacy earned $24 for baby sitting for hours in her part time job at Burger city she work 12 hours and earned $78.
Now, to find the total hours she work last week.
<em>As, given she work 12 hours and earned $78.</em>
So, to solve by using unitary method:
If she earned $78 in working 12 hours.
So, she earned $1 in working =
<em>Thus, she earned $24 in working</em> =
Therefore, last week she work .
The lowest common denominator for 15 and 12 will get in this way
15=3*5
12 = 3*4
LCM will be 3*4*5=12*5=60
Answer:
x =3
y =5
Step-by-step explanation:
Solve by substitution
Answer:
0
Step-by-step explanation:
(x + y)-(x + y)
It is correct if you're trying to add 0 for the first one
1 for the second one
and so on