is a number greater when an object is mesured in centimeters than in millimeters
The equivalent expression for 7x + 2x + 6y is 9x + 6y. We get this by combining the like terms 7x and 2x.
The expression 7x + 2x + 6y can be simplified by combining like terms. 'Like terms' are terms that have the same variables and powers. The terms 7x and 2x are like terms because they both have the variable x.
When you combine 7x and 2x, you add the coefficients (numerical parts) together. So, 7x + 2x equals 9x. Therefore the equivalent expression for 7x + 2x + 6y is 9x + 6y.
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Answer:
Sue buy 21 balls.
Answer:
21
Step-by-step explanation:
7 cans times 3 balls each equals 21 balls
B. 436 in2
C. 501 in2
D. 520 in2