3 years ago

What is substitution is math terms

1 answer:

6 0

Substitution is plugging in a value for a variable to help solve the problem or equation.

for example "Substitute 5 into x" means plug 5 into x

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How do you work this problem? 5 4/10 + 3 6/9

oee [108]

Answer:

136/15

Step-by-step explanation:

5 4/10+3 6/9

=54/10+33/9

=9*54+10*33/90

=486+330/90

=816/90

=136/15

3 0

4 years ago

Determine the intercepts of the line. y + 5 = 2(x + 1) y-intercept: x-intercept:

Airida [17]

Answer:

(

)

Find the x-intercepts.

x-intercept(s):

(

)

Find the y-intercepts.

y-intercept(s):

(

−

)

List the intersections.

x-intercept(s):

(

)

y-intercept(s):

(

−

)

7 0

3 years ago

It takes 25 minutes to fry a burger at Jill street, how long will it take to fry 13 burgers

Misha Larkins [42]

Answer:

325 minutes

Step-by-step explanation:

We can use a ratio to solve

25 minutes x minutes

------------------ = ---------------

1 burger 13 burgers

Using cross products

25*13 = 1x

325 = x

325 minutes

7 0

3 years ago

Read 2 more answers

Cos? 0 If cot2 0-cos20 3 and 0° < < 90° then the value of 0 is:

yanalaym [24]

Step-by-step explanation:

NSWER

From the above equation, we get

cosθ=sinθ

Hence

θ=450

Therefore

sin4θ+cos4θ

=sin4450+cos4450

=2×(21)4

=2×41

=21

4 0

3 years ago

Part A: The sun produces 3.9 ⋅ 1033 ergs of radiant energy per second. How many ergs of radiant energy does the sun produce in 3

cluponka [151]

Pa:485.6

Pb:3947.9

Hope this helped!! :)

6 0

2 years ago