Question

3(x-1)+4(2x+1)=23.Find the answer.

Answer 1

x = 2

Multiply the number outside the bracket with the expression inside

then add them

then take the constants to the right hand side

you get 11x=22

Hence, x=2

Answer 2

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$<b>3(x-1)+4(2x+1)=23<b>$

$<b>3x-3+8x+4=23<b>$

$<b>3x+8x+4-3=23<b>$

$<b>11x+1=23<b>$

$<b>11x=23-1<b>$

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11x=22

x=22/11

x=2