A) 2x-7=13
2x=20
x=10
B) 3x+4=25
3x=21
x=7
Answer:Number Sets. There are sets of numbers that are used so often they have special names and symbols: ... The numbers you can make by dividing one integer by another (but not dividing by zero). In other words ... If you square a real number you always get a positive, or zero, result. ... x + 7 = 0, x = −7, Integers, set integer.
Step-by-step explanation:
Answer:
I know answer. give me money I will tell everything..
Y-65=3(x-49) 3 is time 49 is crushed
Answer:
96.9cm squared
Step-by-step explanation:
