(Put what the first number is) x (the previous number) + 8 + 12 = ?
Answer:
hw
Step-by-step explanation:
weekly
Answer:

Step-by-step explanation:







2x + 3y = 630
x + y = 245 then you want to get rid of x so in the second equation × by -2 and get -2x -2y =-490 subtract this equation from the first to get y=$140 substitute 140 in for y and get x= $105 and 2x=210 and 3y=420 210 +420=630