Discover answers to your questions with Westonci.ca, the leading Q&A platform that connects you with knowledgeable experts. Join our platform to connect with experts ready to provide accurate answers to your questions in various fields. Connect with a community of professionals ready to help you find accurate solutions to your questions quickly and efficiently.

find the value of x    
a. 7x=21
b.9x=-81
c. 88=-11x
d 0.5x=49


Sagot :

a. x=3 because you divide both by 7
b. x=9 because again you divide both by 9
c. x=8 because you divide both by 11 to isolate the variable
d. x=98 because you divide 49 by .5
a. 7x=21
x=3
b. 9x=-81
x=-9
c. 88=-11x
x=-8
x/2=49
x=98