Answer:
2x + (-2x + 3) = 3
2x - 2x +3
0 + 3
3
2x-7 + (-2x) = -7
2x -2x - 7
0 -7
-7
-(5x -1) + 5x = 1
-5x +1 + 5x
-5x + 5x + 1
0 + 1
1
Step-by-step explanation: In addition, the parentheses help identify the individual addends. If adding a negative number, it is the same as subtracting. If there is a negative sign outside the parentheses, as in example c, you must distribute it: the signs of the numbers within the parentheses must be reversed when the parentheses are removed.
Answer:
She arrived at school 23 minutes later. At what time did. Veronica arrive at school? (3.MD.A.1). 12. ... same way they have measured objects to the nearest inch: ... Students will then use line plots as a tool to record ... line plots your classmates ... Ask students to determine how many of ... Pedro has a dollar bill in his pocket.
Step-by-step explanation:
A. $90
150 x .40= 60
150-60=90
D. Warm air rises and cool air sinks
