If two variables have a correlation of r=0.83, what percentage of the variation in the response variable can be explained by the explanatory variable?

Which value would be a solution for x in the inequality 47-4x< 7

Given: m∠ adb = m∠cdb ad ≅ dc prove: m∠ bac = m∠bca lol

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