Respuesta :
Answer:
b = 11
Step-by-step explanation:
b + 7 + 12 = 30
b + 19 = 30
b = 11
Can I get brainliest
Answer: 11
Step-by-step explanation:
write a equivalent expression b+19=30
subtract 19 from both sides b+19-19=30-19
b=11
Answer:
b = 11
Step-by-step explanation:
b + 7 + 12 = 30
b + 19 = 30
b = 11
Can I get brainliest
Answer: 11
Step-by-step explanation:
write a equivalent expression b+19=30
subtract 19 from both sides b+19-19=30-19
b=11