exam Maths Puzzle Numerical Ability

One day, the temperature at 2:00 A.M. was 43�F, and by 3:00 P.M. the temperature was 56�F. What was the hourly rate of temperature change?

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exam Other Question

- Determine how many solutions exist
- Use either elimination or substitution to find the solutions (if any)
- Graph the two lines, labeling the x-intercepts, y-intercepts, and points of intersection

2x + 3y = 8 and 3x + 2y = 7 If the two intergers are diffrent , how do you multiply it ? im confused .