Try it on the app photomath
7 x 300 = 2,100 hope i helped and there are 21 hundreds in 2,100
280 student tickets were sold
140 adult tickets were sold
Answer:
x ≥-1
Step-by-step explanation:
-1/2x -3 ≤ -2.5
Add 3 to each side
-1/2x -3+3 ≤ -2.5+3
-1/2x ≤ .5
Multiply each side by -2, remembering to flip the inequality
-2 * -1/2x ≥ 1/2 * -2
x ≥-1
Answer: 21
Step-by-step explanation: Just plug in the numbers for x, and you get 21 when you plug that in.