Advertisements
Advertisements
प्रश्न
Simplify this expression and find its value if x = 3, a = −1, b = −2.
3x - 5 - x + 9
बेरीज
Advertisements
उत्तर
3x - 5 - x + 9 on putting x = 3 in the given equation
3x - 5 - x + 9
= 3x - x - 5 + 9
= 2x + 4
= (2 × 3) + 4
= 10
shaalaa.com
या प्रश्नात किंवा उत्तरात काही त्रुटी आहे का?
APPEARS IN
संबंधित प्रश्न
If x = 4, evaluate:
x2 – 2x
If m – 6, evaluate:
2m2 + 3m
If x = 4, evaluate:
`"x"^2/8`
If m = – 7, evaluate:
2m2
If y = 5 and z = 2, evaluate:
5y2
If x = 2 and y = 10, evaluate:
(10x)2
If x = − 6, evaluate:
`"x"^2/2`
If p = − 10, evaluate:
3p2 – 20p
If m = 9 and n = − 2, evaluate 2m2n
If x = − 5 and y = − 8, evaluate:
4xy
