from the sum of 
and 
.Q7: Factor the trinomial. <img src="https://d2lvgg3v3hfg70.cloudfront.net/TBX8806/.jpg" alt="Factor the
Q45: Divide the expression by <img src="https://d2lvgg3v3hfg70.cloudfront.net/TBX8806/.jpg" alt="Divide
Q78: Jane is deciding between two sales positions.
Q80: Solve the system using the substitution method.
Q105: Perform the indicated operations. <img src="https://d2lvgg3v3hfg70.cloudfront.net/TBX8806/.jpg" alt="Perform
Q118: Factor the polynomial completely; that is, once
Q125: Solve the equation. <img src="https://d2lvgg3v3hfg70.cloudfront.net/TBX8806/.jpg" alt="Solve the
Q155: Graph the horizontal line y = -1.
Q172: Perform the division (find the quotient). <img
Q279: Multiply and simplify. <img src="https://d2lvgg3v3hfg70.cloudfront.net/TBX8806/.jpg" alt="Multiply and