Question

Determinati numarul natural x care verifica egalitatile :
a)x+89=115
b)2*x+23=91
c)327-3*x=15+48
d)15+(x+2)+21=47
e)2*x+37=79-14
f)32+(2*x-5)=63+14

Answer 1

a)x=115-89=26 b)2x=68 x=34 c)327-3x=63. 3x=327-63 3x=264 x=88 d)x+2=11 x=9 e)2x+37=65. 2x=28 x=14 f)32+(2x+5)=77. 2x+5=45 2x=40 x=20