Write the algebraic expression that best represents the word description the product of 7 and the sum of a number and 5.

Human body temperatures have a mean of 98.20° f and a standard deviation of 0.62°. sally's temperature can be described by z = 1.4. what is her temperature? round your answer to the nearest hundredth. 99.07°f 97.33°f 99.60°f 100.45°f

Prove that the value of the expression 7^8–7^7+7^6 is divisible by 43.

Is the point (0, 8) on the x-axis or y-axis? how do you know?