Answer:
-12
Step-by-step explanation:
To solve for this question, you have to isolate the variable u. To do this, divide both sides by 7/4 to isolate the u. Then your equation should be u= -21 divided by 7/4. This would simplify to -21 times 4/7. This would get you -12. Hope this helps :)
Answer:
They often have more than one solution.
23 is a number only divisible by itself and the number 1, meaning there are no two numbers that can be multiplied together equaling 23. The common denominator can only be found by multiplying 23 and 140, which is 3,220.
Answer:
9
Step-by-step explanation:
45*2/10=45*1/5=9
Your answer should be 2(x-4)=5-x
