Answer:
borrow $5
Step-by-step explanation:
20% off $50 is 50x.2 is 10
now the book costs $40 and, if you have $35 then you need
to borrow $5
Answer:
(2,-3)
Step-by-step explanation:
have to multiply (-3) to the second equation to get -3x + 15y = 51 then you add both equations .the 3 is remove (postive and negative cancels out )
2y+15y= 17y
0-51+-51
divide both sides by 17 y
-51/17= -3
then you plug -3 into the first equation and get
x= 2
y=-3
Answer:
Simplify 23x
.
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2x3−12=13+56x
Simplify 56x
Step-by-step explanation:
Answer:
9
Step-by-step explanation:
20-11=9