1 year ago

A child's height increased from 21 to 32 inches. What was the percent increase in the child's height

Mathematics

1 answer:

iren [92.7K]1 year ago

3 0

Answer:

52.4

Step-by-step explanation:

% change = 100 x final initial/initial

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Https://brainly.com/question/20878368

kodGreya [7K]

Answer:

Step-by-step explanation:

4 0

2 years ago

What is the slope of the line that passes through the points (13,-8) and (-11,4)

pogonyaev

Answer:

- $\frac{1}{2}$

Step-by-step explanation:

Find slope using the slope formula : $\frac{y2-y1}{x2-x1}$

Plug in the given points : $\frac{4- (-8)}{-11-13}$

Add the numbers : $\frac{12}{-11-13}$

Calculate the difference : $\frac{12}{-24}$

Reduce the fraction : - $\frac{1}{2}$

Solution : - $\frac{1}{2}$

3 0

2 years ago

4^(x-1)+4^(x)+4^(x-1)=84

creativ13 [48]

Answer:

7.66

Step-by-step explanation:

Just open the parenthesis.

4x-4+4x+4x-4=84

Now simplify and solve

12x-8=84

12x=92

x= 7.66

3 0

2 years ago

Write these numbers in standard form

sertanlavr [38]

Answer:

1. 2 × 10⁵

2. 8 × 10⁴

3. 9 × 10⁸

4. 1 × 10¹⁰

Step-by-step explanation:

3 0

2 years ago

Which is the solution to –7x > 49?

mote1985 [20]

Answer:

x<7

Step-by-step explanation:

Divide by -7 on both sides and when dividing by a negative you should flip the inequality sign.

6 0

2 years ago