Seudónimo
Seudónimo
18-01-2020
Mathematics
contestada
plz, help ASAP!!!!!!!!!!!!!
Respuesta :
meredith48034
meredith48034
18-01-2020
Answer:
5x - 15 = 2x + 21
3x - 15 = 21
3x = 36
x = 12
Angle B: 2(12)+21= 24+21= 45°
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