(x +1)^2-5x(x+3)(x-3)

Use binomial theorem to expand .

Use the distributive property to multiply -5x by x+3.

Use the distributive property to multiply by x-3 and combine like terms.

Combine 2x and 45x to get 47x.

Follow the same steps till and then use the algebraic identity ⇨ a + 2ab + b² = (a + b)²

1

step-by-step explanation:

you are throwing one dart

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: