" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2025 KUDO.TIPS - All rights reserved.
4x+12-2=-6
4x+10=-6
4x=-16
x=-4
h) 30-10(2-3x)= -50
30-20+30x=-50
10+30x=-50
30x=-60
x=-2
zad2.
f) -2¼(4x-6)(4x+6)+4(3x-1½)²= - 45
-2¼(16x²-36)+4(9x²-9x+2¼)=-45
-36x²+81+36x²-36x+9=-45
90-36x=-45
-36x=-135
x=3¾