4 = - 3(2) + c
4 = - 6 + c
c = 10
y = - 3x + 10
Answer:
a. No
b. Yes
c. No
d. Yes
e. Yes
Step-by-step explanation:
a. 8 + 13 = 21. No
b. -6 - 10 = -4. Yes
c. 6 × 4.6 = 27.6. No
d. 15 × 3.9 = 58.5. Yes
e. -6 × (-5) = 30. Yes
Answer: 15
Step-by-step explanation: Use the formula: 
Remember
should always be the hypotenuse or the longest side.
---> evaluate the exponents
----> subtract 12544 to the other side
---> take the square root of both sides

Answer:
a. $14.50
b. $43.5
Step-by-step explanation:
a. $7.00 + $7.50 = $14.50
b. y = 14.5x x=3
y = $14.5 x 3 = $43.5