Let x be the number of red balloons and y the number of yellow balloons used, then
x + y ≥ 40
y ≥ 25
<u>Answer:</u>
20h + 20
<u>Step-by-step explanation:</u>
5(2h + 4) + 10h
1️⃣ Expand by distributing terms.
<em>10h + 20 + 10h</em>
2️⃣ Collect like terms.
<em>(10h + 10h) + 20</em>
3️⃣ Simplify.
<em>20h + 20</em>
Answer: <em>20h + 20</em>
Done ✔
Answer:

Step-by-step explanation:
The surface area of a cylinder is equal to

Solve for h
That means ----> isolate the variable h
subtract 2πr² both sides

Divide by 2πr both sides

Rewrite

Simplify

Answer:
inductive
Step-by-step explanation: