Answer:
x = −1/13 and y = 33/13 or 2 7/13
Step-by-step explanation:
x+2y=5
x+2(6x+3)=5
x+12x+6=5
13x+6=5
-6 -6
13x= -1
/13 /13
<u>x= -1/13</u>
y=6x+3
y=6(-1/13)+3
y= 33/13
y= 2 7/13
25 = 5*5
405 = 81*5
therefore, 25/405 = (5*5)/(81*5)=5/81
Yes because if the original price is $42 and you take off the 30% it will be 12.6 plus the sale tax rate it will be $13.10 and he will have $21.90 left
Answer:
B
Step-by-step explanation: 6 21 9 45
49 × 17 + 49 × 3
49 × (17 + 3)
49 × 20
Answer: change 9x and 5x
Step-by-step explanation: