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Solving and Simplifying Equations

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1. x - 23 =12 Solve for x

2. 2z + 12 = 5z - 9 Solve for z

3. 1/3 + 3/8 = ?

4. 2/3 -1/ 4 = ?

5. Solve for x: ¼(x-2) - ½(x-4)

6. (4x)(2x) = ?

7. Write in interval notation the real numbers greater than or equal to 3 and less than 9.

8. 2a(4a - 5) - 3a(2a - 5) Simplify

9. The approximate distance in feet that a baseball will travel when hit at an angle of 45 degrees is given by the expression
v2 /32 where v is the initial velocity in ft/sec.
If the ball had an initial velocity of 120 ft/sec, how far will it travel?

10. Translate the verbal expression into an algebraic expression: a cubed minuis b cubed.

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1. x - 23 =12 Solve for x

Answer:

Here given that x -23 = 12

Or x = 23 +12 = 35

2. 2z + 12 = 5z - 9 Solve for z

Answer:

2z + 12 = 5z -9

Or 5z - 2z = 12 + 9

Or 3 z = 21

Or z = 7

3. 1/3 + 3/8 = ?

Answer :

1/3 + 3/8 = (8 ...

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