Question

10. Simplify these expressions and find
their values, if x = 3, a = -1, b = -2.
3x - 5a - x^2+ 9b
O a)13
O b)15
O c)-14
O d)-13​

Answer 1

Answer:

We have to Substitute the values

Wait Iam substituting but Don't say the answer You have to do

3×3-5×-1-x^3+9×-2

This is the substitution You have to do the Solution

Answer 2

Answer:

The answer is option d.

Step-by-step explanation:

Substitute the given values in the equation to find the answer.