What is it called when the gravities of the Sun and Moon combine twice a month, to produce an extra-high tidal bulge and extra-low tidal dip hel llaee i will mark brainlest

Add the fractions and simplify 1/2+ 1/3

Three times the sum of a number and seven is negative thirty-six. what is the number?

Hurrya vegetable garden and a surrounding path are shaped like a square that together are 11ft wide. the path is 2ft wide if one bag of gravel covers 9 square feet how many bags are needed to cover the path