Karima made a scale model of the steel tabletop. The model is 54 in. x 90 in. Is the model similar to the original?

Write an expression that has three terms and simplifies to 4x - 7. identify the coefficient(s) and constant(s) in your expression

In what organelle does photosynthesis take place?

Gabriel determined that his total cost would be represented by 2.5x + 2y – 2. his sister states that the expression should be x + x + 0.5x + y + y – 2. who is correct? explain.