Answer is the first, second and the fourth one.. replace a number with variable, two operation are multiplication and addition, then the expression is written as 4n+7...
Answer:
h
Step-by-step explanation:
Answer:
x = -4
Step-by-step explanation:
Lets divide both the sides by -3.
Answer:
b) 27,000
Step-by-step explanation:
3 × 10 × 10 × 10 × 9 = 27000
'3' because the first digit can only be 3,6, or 9
'9' because the last digit cannot be zero, leaving only 9 options
