The pic has 4 lines of symmetry and has rotational symmetry
Angle of rotation = 360/4 = 90 degrees
Answer:
72
Step-by-step explanation:
8 times 9 is 72
Answer: 9x+4=50
Step-by-step explanation:
In this case, we're looking at how many you can buy, not how many CD's you own.
Answer:
x = -15
Step-by-step explanation:
Step 1: Write equation
3(2x - 5) - 3(x - 7) = 2x - 9
Step 2: Distribute
6x - 15 - 3x + 21 = 2x - 9
Step 3: Combine like terms
3x + 6 = 2x - 9
Step 4: Subtract 2x on both sides
x + 6 = -9
Step 5: Subtract 6 on both sides
x = -15