32÷8=4
4×5=20
your answer is b)20
Answer:
8 bulbs
Step-by-step explanation:
In the model, each + represents a dollar
4 +s for the shipping cost, 20 +s for the total cost.
Therefore we have 2x (since each bulb is $2) + 4 = 20
2x = 16
x = 8
I tried to include some explanations as well. Hopefully this helps.
(-8.6)+7.2= -1.4
Think of it as 8.6-7.2 and carry down the negative sign.
Answer:
<h2>x≥-4 </h2>
Step-by-step explanation:
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