Factor −1/4 out of −1/2x−5/4y. The factored expression is

Item 4
Write the difference of two algebraic expressions modeled by the algebra tiles. Let x be the variable. Then use the algebra tiles to simplify the expression.

(
) − (
)=

Abike shop sells you a bicycle for $63 and a helmet for $21. the total cost is 150% of what the shop spent originally. how much did the shop spend originally? how much profit did the bike shop earn by selling the bicycle and helmet to you ?

Which region represents the solution to the given system of inequalities? |-0.5x+y23 | 1.5x+ys-1 5 4 -3 -2 -1 1 2 3 4

Ineed with this problem 21 show steps