Write an expression for the perimeter of the triangle shown below: a triangle is shown with side lengths labeled 2.3x plus 14, 2x, and negative 0.2x plus 15. a: 4.1x + 29 b: 4.1x - 29 c: 4.5x+ 29 d: 4.5x -29

The marked price of an article is 25% above its selling price and the cost price is 30% less than its marked price . find the discount percent and gain percent. only a brainlest can solve it i will mark you brainlest

White shapes and black shapes are used in a game. some of the shapes are circles. while the rest are squares. the ratio of the number of white shapes to the number of black shapes is 5: 11. the ratio of the number of white cicrles to the number of white squares is 3: 7. the ratio of the number of black circles to the number of black squres is 3: 8. work out what fraction of all the shapes are circles.

Which equation can be used to measure the density of water in a spherical water tank? let w represent the number of water particles within the region.