C, b, and d
....................................
Answer:
y = -4
Step-by-step explanation:
See attached worksheet.
Answer:
d) 10
Step-by-step explanation:
x ÷
+ 8 = 13
substitute 10 for x:
⇒ 10 ÷
+ 8 = 13
solve:
1) divide 10 by
⇒ 10 ÷
= 5
2) add 8 to 5
⇒ 8 + 5 = 13
Rearrange to get x on its own on one side of the equation:
x = 57 - 11
x = 46