Answer:
x=-4
Step-by-step explanation:
46 = -7x + 18
subtract 18 from each side to get:
28 = -7x
divide each side by -7 to get:
x = -4
Answer:
343 can be written as

Step-by-step explanation:
since we know,
343 = 7 × 7 × 7
so, we can write 343 as cube of 7
hence,

Answer:
4. b) 30
5. c) y=2/3x+9
6. y=2x-5
Step-by-step explanation:
Answer:
There is no value.
Step-by-step explanation:
absolute value of a number is always greater than or equal tp zero therefore no number will solve the equation
Answer:
The fraction with the smaller denominator
Step-by-step explanation: