3. Solve -8x+70 = -20x+3 to 2 significant figures *
10 points
Your answer
4. Solve the equation 2(x+2) = 3(x+5) - 3 *
10 points
Your answer
5. Which of the following equations gives the answer x=0.5? *
10 points
6. Solve the equation. *
10 points
Your answer
7. Solve 5(2x+3) - 2(x+3) = 15 as a fraction in its simplest form. *
10 points
Your answer
8. Find the value of n if the perimeter equals 16. *
10 points
Your answer
9. Find the area of the trapezium if x=2. *
10 points
Your answer
10. A man’s garden is in the shape of a rectangle. He wants to plant flowers on a quarter of the garden’s area. Find the area of the garden he wants to plant flowers on when x=3. Give your answer as a decimal. *