Answer:
a=3
Step-by-step explanation:
x – 2y = 4
ax– 6y = 12
To have infinitely many solutions, the two equations have to be equal
Multiply the first equation by 3
3x -6y = 12
ax -6y = 12
a = 3
It is d Ik Bc Ik don’t ask why just know it’s d
Answer:
Answer for #10:
Answer for #1:
Step-by-step explanation:
In order to solve a simultaneous equation using the substitution method you have to:
Use one of the equation and substitute it into the other equation, in this case equation <em>B</em><em> </em>was substituted into equation <em>A</em><em>.</em>
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Therefore since x = 1 - y, equation A would be:
Answer:
pi/6
Step-by-step explanation:
An inverse sin is asking which point on the unit circle has that value as its sin
Which in this case, is pi/6
Hope this helps