Answer:
1=5-4
1=1
you are putting 5 to x and 1 to y
Answer:
An equation contains an equal sign; an expression does not.
Both expressions and equations contain numbers and/or variables
Step-by-step explanation:
Answer:
Step-by-step explanation:
let ∠c=x
∠a=x+20
∠a+∠b+∠c=180
x+20+x+90=180
2x=180-110=70
x=35
∠c=35°
∠b=90°
∠a=35+20=55°
Answer: 44
Step-by-step explanation: