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- 39

Step-by-step explanation:

x + 7= (-2)^5

x + 7 = -32

x = - 32- 7

x = - 39

No solution

Step-by-step explanation:

x + 7 = (-2)^5      [Root^5 becomes sq^5 in R.H.S]

x + 7 = -32

x = -32 - 7

x = -39

An art school orders 20 charcoal pencils for each student in a portrait class and 26 extra pencils in case more are needed.

Let s represent the number of students in the class and c represent the total number of charcoal pencils the school orders.

Find the value of c when s=4.

c=

Step-by-step explanation: