1.2-.61.2-.65
A(B+AB)+AC=A(B+C)
4b-10 = b+11
A(B+AB)+AC=A(B+C) solve using boolean algebra
4.35 divide 5
1.9รท0.374
77.6% is my maths mark now, but my last test is worht 30% and I need to get a B and I am on a C right now, what mark out of 70 do ...
p+q=3
2p+q=4