Advertisements
Advertisements
Question
If x = 4, evaluate:
3x + 8
Sum
Advertisements
Solution
3x + 8
= (3 × 4) + 8
= 12 + 8
= 20
shaalaa.com
Is there an error in this question or solution?
APPEARS IN
RELATED QUESTIONS
If m = 2, find the value of `(5m)/2 - 4`.
Find the value of the following expression, when x = −1:
2x2 − x − 2
If a = 2, b = −2, find the value of a2 + b2.
Simplify this expression and find its value if x = 3, a = -1, b = -2.
2 - 8x + 4x + 4
Simplify this expression and find its value if x = 3, a = −1, b = −2.
2a - 2b - 4 - 5 + a
If x = − 6, evaluate:
3x2 + 8x
If m = − 8, evaluate:
m2 + 9m
If p = − 10, evaluate:
`"p"^2/50`
If y = − 8, evaluate:
6y + 53
If y = − 8, evaluate:
y2 + 12y
