Answer:
Step-by-step explanation:
You set both sides equal to 180
4x + 20 + 84 = 180
4x = 76
x= 19
?=4
Step by step explanation: 14/x=7/2 which gets you 7x/28, you divide both sides by 7 to get that x=4
Answer:
for the first one 5.75
for the second one 143
for the third one 53
for the foruth one 92
Step-by-step explanation:
Answer: 1. is A
3. -3/5
4. 9/16
Step-by-step explanation: idk how to solve the other two
