Simplify the following expressions by applying the distributive property
a.2(x+7)
b.-5(3x-9)
c.1/3(3z+12)
d.10(6.85j+7.6)

The ratio of rock songs to dance songs on jonathan’s mp3 player is 5: 6. the total number of rock and dance songs jonathan has is between 101 120. how many rock songs does he have?

For f(x)=2x+3 and g(x)=x^2- 8 find (f+g) (x)

Jenisey has $24 to spend on seven pencils. after buying them she had $10. how much did each pencil cost.?