Answer:
15 3/4
Step-by-step explanation:
8+7=15
1/2+1/4= 3/4
15+3/4
Answer:
Khan Academy is always fun! Read below to find answer
Step-by-step explanation:
128 = x + 65
x= 63 degrees
Answer:
2 numbers apart (17 and 19)
Step-by-step explanation:
Eaxh other number is even, and 5, 3, and 9 are sometimes not prime. 1 is prime though.
Hope this helps!
Answer:
Step-by-step explanation:
We know that A and B are complementary angles. So, they must add up to 90°. As an equation:
Since we know their equations, substitute:
Solve for x. Combine like terms on the left:
Subtract 9 from both sides:
Divide both sides by 9:
So, the value of x is 9.
We want to find A. So, let's use the equation for A:
Substitute 9 for x:
Add:
So, the measure of A is 17°.
Answer:
4
Step-by-step explanation:
look at the 5 on the x axis and see where the y crosses it