2x + 3y = 45
x + y = 10......y = 10 - x
2x + 3(10 - x) = 45
2x + 30 - 3x = 45
-x + 30 = 45
-x = 45 - 30
-x = 15
x = -15 <====
and y = 25
It's really easy lol the answer is A) 15x+22
Answer:
23.6666666667
Step-by-step explanation:
Answer:
714
Step-by-step explanation:
5+2=7
7-6=1
1x4=4
A) -4
d) -3.1
for these questions you have to subtract the two numbers since they have different signs and the biggest sign is the ending sign