The measure of angle 1 is (3x+10) and the measure of angle 4 is (4x-15) ?

what is the measure of angle 7 ?

With this one. will mark brainliest

You paint a 1/2 of a wall in 1/4 hour. how long will it take you to paint one wall

The magnitude, m, of an earthquake is defined to be m=log l/s, where i is the intensity of the earthquake (measured by the amplitude of the seismograph wave) and s is the intensity of a “standard” earthquake, which is barely detectable. what is the magnitude of an earthquake that is 1,000 times more intense than a standard earthquake? use a calculator. round your answer to the nearest tenth.