Answer:
$39.20
Step-by-step explanation:
Since she purchased a $49 gift and uses a coupon that offers 20% off, multiply the cost by 80% (0.8)
49(0.8)=39.2
Marie will spend $39.20 on the gift after using the coupon.
Answer:
Slope-Intercept Form of a Line (y = mx + b)
Step-by-step explanation:
The slope-intercept is the most “popular” form of a straight line. Many students find this useful because of its simplicity. One can easily describe the characteristics of the straight line even without seeing its graph because the slope and y-intercept can easily be identified or read off from this form.
Answer:
<h2>
x=1</h2>
Step-by-step explanation:
|20x|=|4x+16|
or, 20x-4x=16
or, 16x=16
Hence, x=1
