1)36*(5a+19)=30a+1134 180a + 36*19 = 30a + 1134; 150a = 450; a=3; 36*(15+19)=90+1134 36*34=1224 2)725t-123t-292=912 602t=1204 t=2 725*2 - 123*2 - 292 =912 602*2=1204
1)36*(5a+19)=30a+1134
180a + 36*19 = 30a + 1134;
150a = 450;
a=3;
36*(15+19)=90+1134
36*34=1224
2)725t-123t-292=912
602t=1204
t=2
725*2 - 123*2 - 292 =912
602*2=1204