Express 7 less than x algebraically

The phrase "less than" indicates subtraction, so to express 7 less than x, write X - 7.

The answer is x-7. Hope it helped :))

b. t=-25h+3

step-by-step explanation:

or

step-by-step explanation:

we need to solve for 'x' the following equation:  

we have that:

⇒

⇒ ⇒

factorizing, we get that:

  ⇒

then, the solutions are: or

nothing extraneous has been found!