180 times 4/100= 7.20- Sales tax
180+7.20= $187.20 is the total cost
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Answer:
y = 8x + 19.
Step-by-step explanation:
point-slop form
Answer:
2.52.
Step-by-step explanation:
If one number is x then the other = 3x/8.
Also x - 3x / 8 = 4.2
x - 0.375 x = 4.2
0.625x = 4.2
x = 4.2 / 0.625
x = 6.72.
So the lesser number is 6.72 * 0.375 = 2.52.
