You should be able to
make the given variable the subject of formula
Success Criteria:
I am able to
check for the condition that make the variable the subject of equation.
Always look through all examples in textbook before lesson.
Condition for a variable to be the subject of the equation:
Alone by itself on one side of the equation.
Coefficient must be 1.
It must be a numerator.
It must have power 1.
It must be positive.
Possible ways that they may ask this type of questions.
Eg: 2a + b =3c
a) Make a the subject of the equation.
b) Express a in term of b and c.
Both (a) and (b) are asking for the same thing. It is just asked in a different way.
Answer:
2a + b = 3c
2a = 3c - b
a = (3c-b) / 2