Advertisements
Advertisements
Question
Simplify:
x − (x − y) − (− x + y)
Sum
Advertisements
Solution
x − (x − y) − (− x + y)
= x − x + x + y − y
= x
shaalaa.com
Is there an error in this question or solution?
APPEARS IN
RELATED QUESTIONS
Fill in the blank, when:
x = 3, y = 6, z = 18, a = 2, b = 8, c = 32 and d = 0.
y − x = ...........
Find the value of 3x3 – 4x2 + 5x – 6, when x = − 1.
If x = 2, y = 5 and z = 4, find the value of the following:
`"x"/(2"x"^2)`
If x = 2, y = 5 and z = 4, find the value of the following:
xy ÷ y2z
Simplify:
6a2 + (2a2 − a2) − (a2 − b2)
Fill in the blank:
7x + 2z + 4y − 3 = − 3 + 4y + (.............)
If x = 2, y = 3 and z = 4, find the value of 3x2 – 4y2 + 2z2.
If x = 3, y = 2 and z = 1; find the value of yx
If x = 3, y = 2 and z = 1; find the value of 3x2 − 5y2
If P = − 12x2 – 10xy + 5y2, Q = 7x2 + 6xy + 2y2, and R = 5x2 + 2xy + 4y2 ; find P – Q
