Simplify . i'm failing and grade cost 4 summitives.
|-10|+|5|

a)-15
b)-5
c)5
d)15

D = 15

Step-by-step explanation:

|-10|+|5|=10+5=15

|-10|=10

|5|=5

D)15

Step-by-step explanation:

| | these cancel out the negative in the ten making it a positive

so it would be 10+5

which is 15

x = 25

step-by-step explanation:

a^2+b^2=c^2

7^2+24^2=c^2

49+576=625

sqrt625=25

x=25

3x + 18 = 147°

step-by-step explanation:

3x + 18 = 147°, because the value of the central angle is equal to the value of the arc formed by it.

i hope i you.