Answer:15
Step-by-step explanation:
27+x=42 alternate angles are equal
Collect like terms
x=42-27
x=15
Answer:
x = {0.449489743, -4.449489743} thats what i got
Answer:
x=2.5 ; y=-1.5
Step-by-step explanation:
Explaination in picture
You do 48 divided by 2 so that you can put in your answer. any other questions ask me
Using the variable x for the unknown number,
20 - (x + 4) = 6
is your answer!
Hope I helped :)