Answer:
7(2+3x)-3x and 4(3+3x)+2(1+3x)
Step-by-step explanation:
7(2+3x)-3x
= 14 + 21x - 3x
= 18x + 14
2(6x+7)+10x
= 12x + 14 + 10x
= 22x + 14
4(3+3x)+2(1+3x)
= 12 + 12x + 2 + 6x
7(2+3x)-3x and 4(3+3x)+2(1+3x) are equal expressions.
12
b
The value of X is always 1
(1/2)/(3/4) = (1/2)(4/3) = 2/3