ᴴᵉˡˡᵒ ʰᵃⁿᵈˢᵒᵐᵉ ᶠᵒˡˡᵒʷ ᵗʰᵉ ˡⁱⁿᵏ ᵃⁿᵈ ᴵ ʷᵒᵘˡᵈⁿᵗ ˡᵉᵗ ʸᵒᵘ ᶠᵃˡˡ ᵃˢˡᵉᵉᵖ ᵗᵒⁿⁱᵍʰ ᵂᵃⁱᵗⁱⁿᵍ ᶠᵒʳ ʸᵒᵘ
ᵇʳᵃⁱⁿˡʸ.ᵗᵒᵈᵃʸ

Idon’t understand this.. will someone ? will mark brainliest along with 20 points.

Find and simplify an expression for the area of five rows of x squares with side lengths of x centimeters.

Jada has a meal in a restaurant she adds up the prices listed on the menu for everything they ordered and gets a subtotal of $42.00. after tax the total is 45.99. what percentage of the subtotal is the total?