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james169196
17.01.2021 •
Mathematics
HELP ME PLEASE I NEED HELP
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Ответ:
a. x=2
b. y=5
Step-by-step explanation:
a. 2(11x+7)=58
22x+14=58
x=2
b. 16y+10=90
16y=80
y=5
Ответ:
C
Step-by-step explanation:
(-2,6) is the cordnate where the two cross
more proof:
3x + 12 = -2x + 2
3x + 2x = -12 + 2
5x = -10
x = -10/5
x = -2
y = 3x + 12
y = 3(-2) + 12
y = -6 + 12
y = 6