6c-9d=111 5c-9d=103how to solve this problem
2 answers:
Answer:
it is a simultaneous equation.
the -9d can be cancelled to find the answer
Answer:
C=8 and d=-7
Step-by-step explanation:
first both equations are subtract we find the value of C and then putting the value of C in any equation then wo find value of d
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Answer:
Well it could be 25 and 69 or 30 and 65
Step-by-step explanation:
Not sure if I answered right but hope I helped!
I suspect this is what you mean, if let me know
2x(3)^2+x(2)^2
2(3)(9)+3(4)
54+12=66
It would be 6 haha I just took a test and got it right
Answer:
f−1(x)=ln(x+4)/ 2
Step-by-step explanation:
Answer:
1.5, 20, 40, 7.5
Step-by-step explanation:
The first one is 1.5, the second one is 20, the third is 40, and the fourth is 7.5
