Standard: 784,000
Word: seven hundred eighty-four thousand
Expanded: (700,000) + (80,000) + (4,000)
Answer:
<h3>12 hours</h3>
Step-by-step explanation:
Distance = 300 km
Speed = 25 km/h
Time = ?
Substitute values into the given equation
Answer:
297.84 miles
Step-by-step explanation:
176 miles in 13 hours is 13.5 miles per hour
13.5 * 22 = 297.84
5x + 4y = 32 ⇒ 45x + 36y = 288
9x - 1y = 33 ⇒ <u>45x - 5y = 165</u>
<u>41y</u> = <u>123</u>
41 41
y = 3
5x + 4(3) = 32
5x + 12 = 32
<u> - 12 - 12</u>
<u>5x</u> = <u>20</u>
5 5
x = 4
(x, y) = (4, 3)