kenyakids405
11.02.2021 •
Mathematics
Describe the expression 2(m + 7)
A. Two times the sum of m and seven
B. Two times m plus seven
C. The sum of 2 and m times 7
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Ответ:
A.
Step-by-step explanation:
Order of operations, parentheses first. when it says "two times THE SUM OF " it means you need to find the sum first, which you do. you should know that in math, when a number is next to a parentheses they get multiplied, which is what happens next, and there is nothing else to be done so A is you answer.
Ответ:
x-axis. The other two vertices are on the parabola whose equation is y=18−x^2