starsapphire627
16.10.2019 •
Mathematics
Lizette’s math test grades are 70, 72, and 68. if she scores 100 on her next test, what will happen to the range of her scores?
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Ответ:
100-68=32 32 divided. By 4 = 8
Ответ:
13x + 7 + 4x + 15 = 90
17x + 22 = 90
17x = 68
x = 4
4(4) + 15= 16 + 15= 31
13(4) + 7 = 52 + 7 = 59
Step-by-step explanation: