2 years ago

Solve the equation 2(3x + 7) + 5 = 49.

Mathematics

2 answers:

cricket20 [7]2 years ago

8 0

Answer:

x=5

Step-by-step explanation:

leonid [27]2 years ago

3 0

Answer:

Step-by-step explanation:

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If the x-intercepts of a quadratic function are (8,0) and (6,0), what is the x-coordinate of

Fynjy0 [20]

Answer:

x = 7

Step-by-step explanation:

Remember that the axis of symmetry (a vertical line that passes through the vertex) is exactly halfway between the two x-intercepts. Thus, the x-coordinate of the vertex is 7.

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2 years ago

I don’t know how to do this

Jet001 [13]

Use proportions because we know that the triangles are similar.

$\frac{20}{28}=\frac{5}{x}$

Cross multiply.

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3 years ago

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Rus_ich [418]

2n+9+5n=30 combine like terms on left side

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3 years ago

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natita [175]

Answer:

Step-by-step explanation:

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3 years ago

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