Question

a) x + 12 + 16 = 35
b) 7x + 21 = 4x + 42
c) 5(x + 8) = 3(x + 16)
d) 2(x+8) - 6 = 24​

Answer 1

a)

$x + 28 = 35\\x=35 - 28\\x=7$

b)

$7x - 4x = 42 - 21\\3x = 21\\x=27/3\\x=7$

c)

$5x + 40 = 3x + 48\\5x - 3x = 48 - 40\\2x=8\\x=4$

d)

$2x + 16 - 6= 24\\2x + 10= 24\\2x=14\\x=7$

Dame corona xd