Equivalent expression with only positive exponents. 10 3 × 10 -5 × 2 -8

The triangles are similar. what is the value of x? enter your answer in the box. x = two right triangles. the larger right triangle is labeled x on the longer leg, 12 on the shorter leg and 20 on the hypotenuse. the smaller triangle is labeled 4 on the longer leg, 3 on the shorter leg, and 5 on the hypotenuse.

How many solutions does the nonlinear system of equations graphed below have?

Which number line correctly shows 0.8 + 0.3?