Doubling the sum of steve's and sophie's ages gives 38. if sophie is 10 years old, how old is steve?
a. 4
b. 28
c. 14
d. 9

Liesl grew 7/12 of a foot in one year. her little sister grew 1/3 of a foot during that same year. how much more did liesl grow than her little sister did

Find the value of x. give reasons to justify your solutions! l, m ∈ kn

Multiply and simplify. 2x2y3z2 · 4xy4x2 how to do?