If five times the square of a certain positive number is decreased by twice the number, the result is 16. Find the
number [Only an algebraic solution will be accepted.]

5 bud i think it this but i might be wrong

the answer is b.)

< 1=< 2

let's solve your equation step-by-step.

4x+2=2x+12

step 1: subtract 2x from both sides.

4x+2−2x=2x+12−2x

2x+2=12

step 2: subtract 2 from both sides.

2x+2−2=12−2

2x=10

step 3: divide both sides by 2.

2x

2

=

10

2

x=5

step-by-step explanation: