Answer:
x =144
Step-by-step explanation:
A straight line is 180 degrees
x+ x/4 = 180
Change 1 to 4/4 to get a common denominator
4/4x +x/4 = 180
Combine like terms
5/4x = 180
Multiply by 4/5 on each side to isolate x
4/5 * 5/4 =180 * 4/5
x =144
Hey there,
So there would be 150 students × by $1.20 per person would be $180.
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→ All that was needed to do was to do 150 students multiplied by the prices of 1.20. That's it! Final answer would be $180.
Final answer $

Hope this helps.
~Jurgen
Answer:
y = -11/6z - 6
Step-by-step explanation:
11z +6y = -36
-11z -11z
6y = -11z -36
----- ----- ----- divide by 6
6 6 6
y = -
z -6
True
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You need to test for some combination of the variables present. If one is missing, you can only test a value of the other.