Advertisements
Advertisements
Question
Simplify: 2x-[5y- (3x -y) + x]
Solution
2x - [5y - (3x - y) + x]
= 2x – {5y – 3x +y + x}
= 2x – 5y + 3x -y – x
= 2x + 3x – x – 5y – y
= 4x – 6y
APPEARS IN
RELATED QUESTIONS
Identify the term, their coefficients for the following expression:
x2 + x + 1
Find the sum of: 11 and -by
The two adjacent sides of a rectangle are 6a + 96 and 8a- 46. Find its, perimeter.
Simplify: `7"a" ["8a" - (11"a" - (12"a" - bar"6a - 5a"))]`
Factorisation of – 3a2 + 3ab + 3ac is 3a(– a – b – c).
Factorise the following expression.
4xy2 – 10x2y + 16x2y2 + 2xy
Identify the numerical coefficient of term (other than constant) in the following expression:
1.2 a + 0.8 b
Identify term which contain x and give the coefficient of x.
x + y + 2
Identify the term and its factor in the following expression.
Show the term and factor by tree diagram.
5xy2 + 7x2y
4p is the numerical coefficient of q2 in –4pq2.
