From science to arts, IDNLearn.com has the answers to all your questions. Discover comprehensive answers to your questions from our community of experienced professionals.

Equations and expressions are both examples of algebra, the branch of math where letters stand in for numbers. These letters are called variables. An algebraic expression is a mathematical phrase that combines numbers, variables and operations. Here’s an example: 4b + 20. To turn that expression into an equation, add an equal sign (=) and a value on the other side: 4b + 20 = 100.help the answer is not 16.Which of these is an equation?

A
9x - 7

B
(b + 7) x 3

C
4x + 9 = 45

D
(⅔)x - 3 > c


Sagot :

d bc i think its right and it is right bc.. i havw no idea sorry
Thank you for using this platform to share and learn. Keep asking and answering. We appreciate every contribution you make. IDNLearn.com is dedicated to providing accurate answers. Thank you for visiting, and see you next time for more solutions.