Answer:
4mn
Step-by-step explanation:
Step 1: Multiply constants together
2 · 2 = 4
Step 2: Multiply variables together
m · n = mn
Step 3: Combine
4mn
Step-by-step explanation:
m² -12 = m
m² = m + 12
m = 
Answer:
239.96
Step-by-step explanation:
12%×214.25=25.71
25.71+214.25=239.96
Expressions don't have equal signs.
7525 / 35