<span><span><span>1. a = b means a is equal to b.
2. a ≠ b means a does not equal b.Operations1. Addition: If a = b then a + c = b + c.</span></span><span><span>2. Subtraction: If <span>a = </span>b then a – c = b– c.
3. Multiplication: If a = b then ac = bc.
<span>4. Division: If a = b and <span>c ≠ </span>0 then a/c = b/c.</span></span></span></span>
Answer:
D.) 47 
oz
Step-by-step explanation:
3 2/4 + (3 x 4 1/4) + (2 x 4 3/4) + (4 x 5 2/4) = 47 3/4
Answer:
5 months
Step-by-step explanation:
150 + 45x = 195 240 285 330 375 420
125 + 50x = 175 225 275 325 375 425
Answer:
64
Step-by-step explanation:
Answer:
70 degrees
Step-by-step explanation:
This implies that: 
Recall: 
From the diagram
Angle CAB, 
=70 (to the nearest degree)
