What is the solution of the system?
1 answer:
X=-4y+2
3(-4y+2)+2y=11
-12y+6+2y=11
-10y+6=11
-6=-6
-10y=5
y=-1/2
3x+2(-1/2)=11
3x-1=11
+1=+1
3x=12
x=4
Solution:(-1/2,4)
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189=10x+99
x=amount of weeks
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Answer:
The answer is D. which is the number 42
A) Let x = cost of t-shirt:
x= 22.95-12.25
B) x = 22.95 -12.25 = 10.70
C) the t-shirt cost $10.70
So for this our goal is to isolate t since its the total price. All you have to do is add yz on both sides of the equation, and your answer should be 
Answer: Its A.) 10y
Step-by-step explanation: