Negative 20 over 23 divided by x over 4

You decide instead to take the train there. the train will take 135 minutes. convert this into hours and minutes.

Solve the equation for x.3(6x - 1) = 12 i've tried doing the math and i can't find out what i'm doing wrong

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