Alejandro solved the equation 5(7x^2-2)-8=3. he wrote 5(7x^2-2)=11 as his first step. which property justifies his first step
a. commutative property of addition
b. addition property of equality
c. multiplication property of equality
d distributive property

Which of the following three dimensional figures has a circle as it’s base

Aramp rises 4 feet over a distance of 10 feet. what is the length of the ramp?

Which of the following are independent events? a) knowing that it is going to rain tomorrow, and bringing an umbrella to schoolb) knowing that you have to get up early tomorrow, and going to bed before 9 p.mc) knowing that it is going to rain tomorrow, and going to bed before 9 p.md) knowing that you have a test in school tomorrow, and studying thw night before