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Morgarella [4.7K]
4 years ago
6

Mr. Martin is giving a math test next period. The test, which is worth 100 points, has 29 problems. Each problem is

Mathematics
1 answer:
Vesnalui [34]4 years ago
7 0

Answer:

 x +   y = 29

5x + 2y = 100

Step-by-step explanation:

Has 29 problems

then

x + y = 29

x be the number of worth 5 points questions:

5x

y be the number of worth 2 points questions

2y

the total both worth is 100 points

then:

5x + 2y = 100

Answer:

x + y = 29          5x + 2y = 100

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Answer:

$4.64

Step-by-step explanation:

1 cup = 16 tablespoons

\frac{1}{2} cup = 8 tablespoons

Each lemon yields about 2 tablespoons of juice. You need 8 tablespoons for one lemon pie, so you need 8\div 2=4 lemons for one pie and 4\times 2=8 lemons for two pies.

The store is selling lemons at $0.58 each, hence, 8 lemons will cost

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1 year ago
If f(x) = 2x + 5x and g(x) = 3x — 5, find (f+ g)(x).
jonny [76]

Answer:

  • 2^x + 8x - 5

Step-by-step explanation:

<h3>Given</h3>
  • f(x) = 2^x + 5x and g(x) = 3x - 5
<h3>To find </h3>
  • (f+ g)(x)
<h3>Solution</h3>
  • (f+ g)(x) =
  • f(x) + g(x) =
  • 2^x + 5x + 3x - 5 =
  • 2^x + 8x - 5
4 0
3 years ago
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