Answer:
2a + 7
Step-by-step explanation:
-3a + 7 +5a
<em>subtract the negative 3 from the 5</em>
2a + 7
Answer:
Exterior angle = sum of opposite interior angles
Step-by-step explanation:
Answer:
she has 4 quarters because 4 quarters equals $1 and she has 12 nickles because 12 × 5 =60
6^3 = 216. When using chance, take the number of outcomes(six for a die) and raise it to the power of the number of repetitions