Answer:
B.) There were 15 more questions on the test than the last test.
Step-by-step explanation:
Answer:
(6,6)
Step-by-step explanation:
The midpoint formula is
. Substitute (2,10) and (10,2) into this formula and simplify.

The life expectancy would increase by 0.8 by 1995 to 2005 so a woman would be alive on average 81 years by 2005
The value of x is 5/6 and y is 8/5.
Step-by-step explanation:
Given,
12x+15y=34 Eqn 1
-6x+5y=3 Eqn 2
Multiplying Eqn 2 by 2

Adding Eqn 1 and 3

Dividing both sides by 25

Putting y= 8/5 in Eqn 1

Dividing both sides by 12

The value of x is 5/6 and y is 8/5.
Keywords: Linear equations, fractions
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