Answer:
90
Step-by-step explanation:
1/5x+4=1/3x-8
add 8 to both sides and subtract 1/5x from both sides
4+8=1/3x-1/5x
12=5/15x-3/15x
12=2/15x
divide both sides by 2/15
12÷2/15=x
when dividing by a fraction, invert and multiply
12*15/2=x
90=x
CHECK:
1/5(90)+4=1/3(90)-8
18+4=30-8
22=22
Step-by-step explanation:
sorry but i need points Thank you
Answer:
the third one
Step-by-step explanation:
I hope this helps with your question :)
Answer:
its B, 90
Step-by-step explanation:
thats a right triangle so the r angle is 90
