Math, asked by sharmila7975, 2 months ago

find the value if X equal to 3 10 - 3 b - 4 - 5​

Answers

Answered by veerajagarwal
0

Answer:

(i) x=3,a=−1,b=−2

3x−5−x+9

⇒(3x−x)−5+9

⇒2x+4

⇒2(x+2)

⇒2(3+2)

⇒10.

(ii) 2−8x+4x+4.

⇒(2+4)−8x+4x

⇒6−4x

⇒6−4(3)

⇒6−12

⇒−6.

(iii) 3a+5−8a+1

⇒(3a−8a)+(5+1)

⇒−5a+6

⇒−5(−1)+6

⇒11.

(iv) 10−3b−4−5b

⇒(10−4)−(3b+5b)

⇒6−8b

⇒6−8(−2)

⇒22.

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