100<-------------150-------------->200
Answer:
Step-by-step explanation:
180-80-50=50
x=50
The answer should be C, 21. I’ll attach a picture for explanation.
Answer:
B(7,10)
Step-by-step explanation:

Answer: 
Step-by-step explanation:

Distribute 1/4


add 5/2




Subtract 2x





Multiply by the negative reciprocal of -7/4 which is basically inverting the fraction -4/7

