Answer:
A system of two linear equations can have one solution, an infinite number of solutions, or no solution. Systems of equations can be classified by the number of solutions. If a system has at least one solution, it is said to be consistent . If a consistent system has exactly one solution, it is independent .
Step-by-step explanation:
<span>P = 3r + 2s
2s = P - 3r
s = (P - 3r)/ 2
s = P/2 - 3/2(r)
hope it help</span>
Answer:
Quadrilateral and Parallelogram. There is not enough information given to determine the rest of the shapes.
AGF:55
BGC: 35
CGD: 55
EGD: 90
A ratio can be written in three different ways: 3 to 4, 3:4, and 3/4
What does this mean? It means that for every group of 7 students (3+4) there are 3 boys and 4 girls. And how many groups do we have? We have:
245/7= 35 We have 35 groups, and we just said that each group has 3 boys and 4 girls:
35*3= 105 boys
35*4= 140 girls
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