# 8 2.

## Presentation on theme: "8 2."— Presentation transcript:

8 2

All Most Some I think of a number. I multiply it by 5 then add 4.
The result is 39. Construct an equation and find the number. I think of a number. I multiply it by 3 then subtract 6. The result is 15. Construct an equation and find the number. I think of a number. I multiply it by 10 then add 9. The result is 25. Construct an equation and find the number. I think of a number. I divide it by 3 then add 7. The result is 10. Construct an equation and find the number. I think of a number. I divide it by 5 then subtract 5. The result is 13. Construct an equation and find the number. The sizes of the angles of a triangle are x, x + 10 and x + 20. Construct an equation and find the size of the angles. The sizes of the angles of a quadrilateral are z, z + 15, z + 40 and z - 10. All Most Some

Plenary All Most Some Solve the equations:
I think of a number. I multiply it by 5 then add 4. The result is 29. Construct an equation and find the number. I think of a number. I divide it by 4 then add 11. The result is 20. Construct an equation and find the number. The sizes of the angles of a triangle are x, x + 30 and x + 60. Construct an equation and find the size of the angles. Most Some

All Most

All Most Some

Plenary 3 ( 5x – 2 ) = 24 18 = 2 ( 3 – 2x ) 4 ( 2x + 3 ) = 5 ( x + 4 )
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9 1

Solving equations all most some
Solve the equations: most Solve the equations: some Solve the equations:

1 2 3

Plenary Solve the equations: All Most Some

all most some Solve the equations: Solve the equations: Solve the

Plenary All Most Some Solve the equations: Solve the equations:

10 1

all most some Solve the equations: Solve the equations: Solve the

Plenary 3x + 4y = 6 2x = 4y + 8 All Most Some Solve the equations:

all most some Solve the equations: Solve the equations: Solve the

Plenary All Most Some Solve the equations: Solve the equations:

All Most Some

Plenary All Most Some Solve the equations: Solve the equations: