Question

x - 109 = 5 , b) x - 35 = -65, c) 4x + 20 = 120. me ajudem nessa ​

Answer 1

$x - 109 = 5 \\ x = 5 + 109 \\ \green{ \boxed{x = 114}} \\ \\ x - 35 = - 65 \\ x = - 65 + 35 \\ \green{ \boxed{x = - 30}} \\ \\ 4x + 20 = 120 \\ 4x = 120 - 20 \\ 4x = 100 \\ x = \frac{100}{4} \\ \green{ \boxed{x = 25}} \\ \\ \pink{espero \: ter \: ajudado}$