Answer:9/4
Step-by-step explanation:multiply 2.25 by 100 so you get 225/100 and reduce
"Twice the difference of three times a number and eight, divided by four" can be displayed as:
<u>2((8 - 3x)/4)</u>
Answer:

Step-by-step explanation:
Area of triangle = 0.5 × Base × Height
→ Substitute in the values
200 = 0.5 × 5x × 5x
→ Simplify
200 = 12.5x²
→ Divide both sides by 12.5
16 = x²
→ Square root both sides
4 = x ∴ x = 4