Write ten hundredths in standard form

Solve the equation - 2(m -30) = -6m a-15 b-13 c-8 d8

The graph below shows the height of a projectile t seconds after it is launched. if acceleration due to gravity is -16 ft/s2, which equation models the height of the projectile correctly?

God's gym charges a sign-up fee of $100 plus $30 per month. write an expression to represent how much someone would pay for a membership.