Step-by-step explanation:
8x+3y=18
subject y according y=mx+c
y=8/3x-6
(-9,-13)
substitute -9 to y=8/3x-6
-13=8/3×(-9)+c
11=c
y=8/3x+11
9.61 - 4.02 = 5.59
Her weekly allowance is $5.59 a week
X equal to 6 plus 1 by 3 which is 19 by 3 is the answer which is also a improper fraction
Answer:
it's the first answer
Step-by-step explanation:
literally every other answer is ruled out because D is the greatest variable and can't be smaller than anything else