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Paul [167]
2 years ago
6

If h(x) =5 for the function h(x) =2x+1 what is the value of x

Mathematics
2 answers:
jeka942 years ago
8 0

Answer:

h (x) = 5

h (x) = 2x + 1

h (x) = 2 x 2 + 1 = 5

x = 2

skad [1K]2 years ago
4 0

Answer:

x = 2

Step-by-step explanation:

Its given that h(x) = 2x + 1

But its also given that h(x) = 5

=> h(x) = 2x + 1 = 5

=> 2x + 1 = 5

Solve the equation.

  • Substract 1 from both the sides.

=> 2x + 1 - 1 = 5 - 1

=> 2x = 4

  • Divide both the sides by 2.

=> \frac{2x}{2} = \frac{4}{2}

=> x = 2

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Read 2 more answers
Find the missing side or angle.<br> Round to the nearest tenth.
BartSMP [9]

Answer:

b = 2.7

Step-by-step explanation:

Given:

< C = 53°

< B = 80°

a = 2

Required:

Find b

Solution:

The question given suggests we are given measures for a ∆.

To find side b, which corresponds to angle B, first, we'd find angle A, which corresponds to side a, then apply the Law of sines to find side b.

=> A = 180 - (53 + 80) = 47°

Law of Sines: \frac{a}{sin(A} = \frac{b}{sin(B}

Plug in the values into the formula

\frac{2}{sin(47} = \frac{b}{sin(80}

Cross multiply

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Divide both sides by sin(47) to make b the subject of formula

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