Answer:
Step-by-step explanation:
To find x, the following equation is generated given the available information:
Cross multiply
Collect like terms
What is an aproximate estimate for 98.7 , 35.4 , 3.8 , 20.3
1 answer:
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First set everything to 0.
Giving you A= 1 , B= 1 and C= -5
Then input everything into the quadratic formula and either solve by hand or use a calculator.
Note exact values are found by hand, decimals are found using a calculator.
Giving you A= 1 , B= 1 and C= -5
Then input everything into the quadratic formula and either solve by hand or use a calculator.
Note exact values are found by hand, decimals are found using a calculator.
If we know that Pedro bought 1 
pounds of red sand, and 5 
pounds of brown sand, and they both cost $4.60, then we just have to add the individual amounts of sand, since they cost the same.
So Pedro bought
lbs of sand overall. Now, we just need to multiply the cost per pound by the total amount of sand he bought.
Pedro spent $31.05 on sand, which is answer choice B.
Hope that helped =)
So Pedro bought
Pedro spent $31.05 on sand, which is answer choice B.
Hope that helped =)