mark is covering an 8-inch-square board with 1-inch-square tiles. he uses gray tiles to make four 2-in. by 2-in. squares. he covers the rest of the board with white tiles. how many more white tiles than gray tiles will mark use?

because linear equations are a lot simpler than quadratics equations, and linear equations formula is a lot easier to memorize. that's why i think they're harder.

if you need , reply with more info. u.

answer: two angles are called supplementary if they add up to 180°. example: the two angles (140° and 40°) are supplementary because they add up to 180°.

step-by-step explanation: