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REY [17]
3 years ago
5

If m angle5=4x+15 and m angle4=6x-5 , find m angle5 , if m angle5=m angle4

Mathematics
1 answer:
julsineya [31]3 years ago
8 0

Answer:

Step-by-step explanation:

If angle 5 = 4x + 15, and angle 4 = 6x - 5, and angle 5 = angle 4, then:

4x + 15 = 6x - 5 and

20 = 2x so

x = 10. Now sub this back in for x in angle 5's expression:

angle 5 = 4(10) + 15 ---> 40 + 15 ---> angle 5 = angle 4 = 55 degrees

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vagabundo [1.1K]

Answer:

114

Step-by-step explanation:

To evaluate f(7) substitute x = 7 into f(x), that is

f(7) = 268 - 22(7) = 268 - 154 = 114

6 0
3 years ago
46:34
Mashcka [7]

Answer:

The first 2

Step-by-step explanation:

First expression = -4+30-3 =23

Second expression = 8(10+4)= 112.

The others would lead to a negative number.

Remember negative times negative = positive

Negative times negative times negative = negative

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