A trapezoid has base lengths of 8 yards and 4 yards. If the height of the figure is 3 yards, what is the area? 36 square yards 9
1 answer:
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Answer:
the system of equation has infinite solution
Step-by-step explanation:
,
Solve the first equation for x_2
Subtract 5x1 on both sides
Now substitute -5x1 on second equation
0=0
So the system of equation has infinite solution
Answer:
The number of textbooks of each type were sold is <u>134 math </u>and <u>268 psychology </u>books.
Step-by-step explanation:
Given:
Total number of math and psychology textbooks sold in a week is 402.
Now, let the number of math textbooks sold be .
And, the number of psychology textbooks be .
According to question:
Dividing both sides by 3 we get:
So, total number of math textbooks were 134 .
And, total number of psychology textbooks were
.
Therefore, the number of textbooks of each type were sold is 134 math and 268 psychology books.