ANSWER

1.) Evaluate 3x + 5 when x = 2

We replace x by 2, we have

• 3 (2) + 5

Perform the indicated operation by;

So when x = 2, 3x + 5 is equal to 11

Answer:

2.) Evaluate 6x - 2y when x =3 and y = 2

We replace x by 3 and y by 2

Therefore when x = 3 and y = 2, 6x - 2y is equal to 14

Answer:

3.) Evaluate 3x² + 2x - 5 when x = 2

SOLUTION;

Substitute x as 2

Evaluate the power first, then, multiply

Add and subtract

Answer: ]

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