whats the
5/20 so 25%
step-by-step explanation:
1) the property is ixi = a ⇔x = a o x = -a
4(x-5)+3= 15⇒4x-20+3 = 15⇒4x-17= 15⇒4x = 15+17⇒4x = 32⇒x =32/4= 8
4(x-5) +3= -15⇒4x-20 +3 = -15⇒4x-17= -15⇒4x =-15+17⇒4x = 2⇒x =2/4= 1/2
the values are x =8 and x = 0,5