Answer: 7
Step-by-step explanation: Cross multiply, so 15 times x and 21 times 5. 21 times 5 is 105 then you divide by 15 which gives you 7.
Answer:
x = (d + b) / (2a - c)
Step-by-step explanation:
2ax-b = cx+d
2ax - cx = d + b
x (2a-c) = d + b
x = (d + b) / (2a - c)
Answer:
600
Step-by-step explanation:
Please don't report I tried my best
Answer:
The answer is X>6
if you click the image it will show the steps to solving the inequality. hope this helps.
Answer:
123 i think
Step-by-step explanation: