Answer:
y + (y+10) = 107.50
Step-by-step explanation:
Let y represent Terry's purchases. Then Tori's purchases are (y+10). The sum of their purchases is given by the equation ...
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Then y = 48.75 represents Terry's spending, while y+10 = 58.75 represents Tori's spending.
4c-8 or 4c+(-8)
4xc- 4x2
Figure 5
Figure 5, if you draw a line down the middle it is the same on both sides