Advertisements
Advertisements
Question
Simplify: - (7 + 6x) - 7(x + 2)
Sum
Advertisements
Solution
- (7 + 6x) - 7(x + 2)
⇒ - 7 - 6x - 7x - 14
⇒ - 7x - 6x - 7 - 14
⇒ -13 x - 21
shaalaa.com
Performs Operations (Addition and Subtraction) on Algebraic Expressions with Integral Coefficients Only.
Is there an error in this question or solution?
APPEARS IN
RELATED QUESTIONS
Subtract: 2x2 - 7xy - y2 from 3x2 - 5xy + 3y2
Subtract: 4x2 - 5x2y + y2 from - 3y2 + 5xy2 - 7x2 - 9x2y
Subtract the sum of 3a2 – 2a + 5 and a2 – 5a – 7 from the sum of 5a2 -9a + 3 and 2a – a2 – 1
If m = 9x2 - 4xy + 5y2 and n = - 3x2 + 2xy - y2 find: 2m - n
Copy and complete the following multi-plication:
3xy - 2x2 - 6x
× -5x2y
Copy and complete the following multi-plication:
a + b
× a + b
Evaluate: (3x - 2y)(4x + 3y)
Simplify: `"x"/2+"x"/4`
Simplify: `"a"/10+"2a"/5`
Simplify: `"3y"/4 -"y"/5`
