Recap: Algebra

Last updated over 2 years ago
4 questions
1

Solve using substitution. Show your work
x+2y = 5
x+y= 3

Video on substitution method

1

Solve the following using the elimination method
2x+3y=18
x+7y=9

Video on elimination method.

1

Expand the brackets
(2x+6)(3y-7)

Video on multiplying polynomials.

1

Solve the following quadratic equation


Video on splitting the middle term