4y + x = 12, 2x = 24 - 8y Solve by Substitution
1 answer:
You might be interested in
9514 1404 393
Answer:
254.8
Step-by-step explanation:
Substitute the numbers where the variables are and do the arithmetic.
4c +2b³ = 4(1.2) +2(5³) = 4.8 +250 = 254.8
__
It can also work to let a calculator or spreadsheet do the math for you, once you specify the function.
