The sales tax rate in a city is 9%. Find the sales tax charged on a purchase of $400. Then find the total cost. The sales tax is $_.

The total cost is $_. (Total cost = $400 + tax in $)

This is so harddd! solve. 1 + 1 = solve 4 + 4 = solve 3 x 3

Find the least common multiple of the expressions: 1. 3x^2, 6x - 18 2. 5x, 5x(x +2) 3. x^2 - 9, x + 3 4. x^2 - 3x - 10, x + 2 explain if possible

Manuela claims that and are congruent. which statement best describes her claim? she is incorrect because the segments do not have the same orientation. she is incorrect because the segments do not have the same length. she is correct because the segments have the same length. she is correct because the segments have the same orientation.