The ratio of students who prefer coke to Pepsi is 5 out of 7. If 84 students were surveyed, how many students prefer Pepsi?
2 answers:
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Answer:
c=5
Step-by-step explanation:
Simplify both sides of the equation.
4(6c+5)−2(3c−5)=120
(4)(6c)+(4)(5)+(−2)(3c)+(−2)(−5)=120(Distribute)
24c+20+−6c+10=120
(24c+−6c)+(20+10)=120(Combine Like Terms)
18c+30=120
Subtract 30 from both sides.
18c+30−30=120−30
18c=90
Divide both sides by 18.
c=5
hope this helps... :/
Answer:
answer is in the picture
Line 1;
y=-10x+1
Gradient m= -10
Gradient of line 2= 1/10
y-5=
y-5=
y=
y=-10x+1
Gradient m= -10
Gradient of line 2= 1/10
y-5=
y-5=
y=