Check all the statement(s) that is (are) NOT true? [ ] All squares are parallelograms
[ ] All rhombuses are also squares
[ ] All squares are rectangles
[ ] All quadrilateral are parallelograms

Solve this equation using substitution. {4x + y = −2} {4x + 6y = 44}

Pyotr tchaikovsky sporting goods operates on a 45% overhead based on the selling price, which results in an overhead of $65.34 on the newest version of an air hockey game set. if the air hockey game set costs pyotr tchaikovsky sports $49.32, find the selling price, the markup, and the net profit.

Tell whether the two rates form a proportion