Equivalent Expression
A correct equivalent expression is
11 – 6(5x-4)
11 - 6(5x + 4)
11 + 6(5x-4)
11 + 6(5x + 4
11 – 6%
-19x=24

Arley is building a model of a city map. in one part of the city, three roads form a right triangle, which harley draws as triangle abc, with the following measures: m∠b=90° and m∠a=30°. in his scale model, the hypotenuse of triangle abc, ac¯¯¯¯¯¯¯¯, has a length of 817−−√ cm. what is the value of a (the length of bc¯¯¯¯¯¯¯¯)?

Which describes the difference between the graph of f(x)=x^2 and g(x)=-(x^2-2)

Liz had 140 pens and inna had 100 pens. after inna gave liz some pens, liz had 3 times as many pens as inna. how many pens did inna give liz?