joneskc0629
10.04.2020 •
Mathematics
How do you solve simultaneous equations
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Ответ:
Step 1: Multiply each equation by a suitable number so that the two equations have the same leading coefficient.
Step 2: Subtract the second equation from the first.
Step 3: Solve this new equation for y.
Step 4: Substitute y = 2 into either Equation 1 or Equation 2 above and solve for x.
Ответ:
3because it's 5 x 15 it take 3 sec to get to 15