Rational,real,integer,whole number,natural number
In −3z+6b−7, the first term is -3z. It's a variable term, since z is assumed to be a variable. The coefficient of this variable, z, is -3.
Y = 1/2x + b
Plug in the point :)
-9 = 1/2(-4) + b
-9 = -2 + b
b = -7
Y = 1/2 -7
110/154 = x/126
154x/13860
x = 13860 /154 = 90
90 milligrams of medicine A
Three consecutive odd integers that have a sun og 63 would be 23, 11, 29
