Which expression is equivalent to the given expression? a5x−2 b2−5x c2x−2+3x 3−5+2x d 5x−2x

Find the sum of 4x^{2} -4+6 and -7^{2} +3x+1

Which expressions are equivalent to -7+3(-4e-3)? choose all answers that apply: choose all answers that apply: a -4(3e+4)? 4(3e+4) b 12e12e c none of the above

Tatiana reads 40 pages of her book every night for x number of nights. write an expression that shows the number of pages she has read