Answer:
120 i think
Step-by-step explanation:
Answer
227.49 x 1.09 = 247.96
(4x+5y=7
y=3x+9
4x+5(3x+9)=7
4x+15x+45=7
19x=7-45
19x= -38
19×/19=-38/19
x= -2
whlie y=3x+9
y=3(-2)+9
y= -6+9
y=3 end solution
x= -2,y= 3
a number which produces a specified quantity when multiplied by itself.
x=0.5=1/2
