x = 7
isolate x by dividing both sides by - 2
x = 
= 7
Answer:
x= .5 (not 100% sure but I think that's right)
Step-by-step explanation:
2x = 1
x= .5
90 because how many more means to subtract so u subtract 150 from 60 and you will get 60.
Answer:
X=21
Step-by-step explanation:
2x-9+7x=180
2(21)-9+7(21)=180
42-9+147=180
33+147=180
180=180
Answer:
1×10^8
Step-by-step explanation:
First, multiply 1 million by 100 because 1 dollar is worth one hundred pennies. In total, it takes 100000000 pennies for 1 million dollars. Then, because there are 8 zeros, it would be 1 times 10 to the 8th power.
