Answer:
18.9
Step-by-step explanation:
For example, if you are asked to estimate the sum of 545 + 723, you have to round the two numbers to the hundreds, so 545 would equal 500 and 723 would equal 700
500 + 700 = 1200, which wud be the estimation f the sum
Answer:
a=-22
Step-by-step explanation:
Multiply both sides of the negative equation by (-2) to get the equation:
a-4=13(-2)
then simplify to get:
a-4=-26
then isolate the variable by addig 4 to both sides of the equation to get:
a=-26+4
simplify to get:
a=-22
1: Noah can finish the triangle by joining the two points together.
2: (I'm not sure about that one sorry)
Hope it helps!! :)