Mathematics, 01.06.2021 09:00 n987
Solve the following simultaneous equations using both methods (substitution and elimination)
1. 4x+2y= 32
5x+6y=54
2. 4x+3y=14
5x+7y=11
Answers: 2
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Two customers went to a post office. first customer paid $12 for 14 and 5 envelopes the second paid 24.80 for 10 postcards and 15 envelopes. what is cost of each envelope?
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Mathematics, 21.06.2019 22:20
The volume, v, of a rectangular prism is determined using the formula, where / is the length, w is the width, and his theheight of the prism. carltren solves for w and writes the equivalent equation w=using this formula, what is the width of a rectangular prism that has a volume of 138.24 cubic inches, a height of 9.6 inches,and a length of 3.2 inches?
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Mathematics, 21.06.2019 22:30
Solve for x. −3/4(x+2)=6 enter your answer in the box
Answers: 1
Solve the following simultaneous equations using both methods (substitution and elimination)
1. 4x+...
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