Home
Class 7
MATHS
Solve for a : 3a - 4 = -16...

Solve for `a : 3a - 4 = -16`

A

`-3`

B

`-4`

C

`-5`

D

`4`

Text Solution

Verified by Experts

The correct Answer is:
B
Given, `3a - 4 = -16`
`rArr 3a = - 16 + 4 rArr 3a = -12`
`rArr a = (-12)/(3) = -4`
`:. A = -4`
Hence, the correct option is (b)
Promotional Banner

Topper's Solved these Questions

  • EQUATIONS AND THEIR APPLICATIONS

    PEARSON IIT JEE FOUNDATION|Exercise Level 2|17 Videos

  • EQUATIONS AND THEIR APPLICATIONS

    PEARSON IIT JEE FOUNDATION|Exercise Level 3|23 Videos

  • EQUATIONS AND THEIR APPLICATIONS

    PEARSON IIT JEE FOUNDATION|Exercise Essay type question|15 Videos

  • EXPRESSIONS AND SPECIAL PRODUCTS

    PEARSON IIT JEE FOUNDATION|Exercise CONCEPT APPLICATION (LEVEL 3) |25 Videos

Similar Questions

Explore conceptually related problems

Solve 4/9 -: 2/3

Solve the following: 22 - (1//4) {-5 - (-48) div (-16)}

Solve: 0. 3 x+0. 4=0. 28 x+1. 16

Solve by factorization: 16x-(10)/(x)=27

Solve |x-3| ge 4

Solve : (7x +3)/(4) + (9x -5)/(8) = (16x-3)/(16) The following steps are involved in solving the above problem. Arrange them in sequential order (A) x = (-5)/(30) = (-1)/(6) (B) (7x + 3)/(4) + (9x -5)/(8) = (16x-3)/(16) rArr (14x + 6 + 9x -5)/(8) = (16x -3)/(16) (C) (23x + 1)/(8) = (16x -3)/(16) rArr 23x + 1 = (16x -3)/(2) (D) 46x + 2 = 16x - 3 rArr 30 x = -5

Describe how you would solve 4 (x – 2) = 16 .

Solve the following simultaneous equations using Cramer's method : 4m - 2n = - 4 , 4m + 3n = 16