Explanation:
2 (a+2c)=38
a+2c=19
c=(19-a)/2
Answer:
c = 19/2 - 1/2a
Step 1: Write equation
2a + 4c = 38.00
Step 2: Solve for c
Subtract 2a on both sides: 4c = 38 - 2a
Divide both sides by 4: c = 19/2 - 1/2a
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