sledwards805
sledwards805
01-05-2020
Mathematics
contestada
8 + 4 (1 - 3f) = 21
Please answer
Respuesta :
kaylalg04
kaylalg04
01-05-2020
Answer: f= 3/4
Step 1: 8 + (4 x 1) + (4 x -3f) = 21
Step 2: 8 + 4 – 12f = 21
Step 3: 12 – 12f = 21
Step 4: 12 – 12f = 21
– 12 –12
Step 5: -12f = 9
Step 6: -12f /12 = 9/12
Step 7: 9/12 = 3/4
Step 8: f = 3/4
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